Home / 42,372,002.10-63,558,003.15-11,666,522.10

Finding the Fourth Proportional to 42,372,002.10, 63,558,003.15 and 11,666,522.10

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Solution

The fourth proportional to 42,372,002.10, 63,558,003.15 and 11,666,522.10 is: 17,499,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372,002.10 : 63,558,003.15 = 11,666,522.10 : x
  2. Step 2: Convert to fraction form
    42,372,002.10/63,558,003.15 = 11,666,522.10/x
  3. Step 3: Cross multiply
    42,372,002.10x = 63,558,003.15 × 11,666,522.10
  4. Step 4: Simplify right side
    42,372,002.10x = 741,500,848,381,344.62
  5. Step 5: Solve for x
    x = 741,500,848,381,344.62/42,372,002.10
  6. Step 6: Final answer
    x = 17,499,783.15

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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.