Home / 30,231,463.40-45,347,195.10-10,036,705.40

Finding the Fourth Proportional to 30,231,463.40, 45,347,195.10 and 10,036,705.40

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Solution

The fourth proportional to 30,231,463.40, 45,347,195.10 and 10,036,705.40 is: 15,055,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231,463.40 : 45,347,195.10 = 10,036,705.40 : x
  2. Step 2: Convert to fraction form
    30,231,463.40/45,347,195.10 = 10,036,705.40/x
  3. Step 3: Cross multiply
    30,231,463.40x = 45,347,195.10 × 10,036,705.40
  4. Step 4: Simplify right side
    30,231,463.40x = 455,136,437,935,023.56
  5. Step 5: Solve for x
    x = 455,136,437,935,023.56/30,231,463.40
  6. Step 6: Final answer
    x = 15,055,058.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.