Home / 12,820,201.40-19,230,302.10-3,844,753.40

Finding the Fourth Proportional to 12,820,201.40, 19,230,302.10 and 3,844,753.40

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Solution

The fourth proportional to 12,820,201.40, 19,230,302.10 and 3,844,753.40 is: 5,767,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,820,201.40 : 19,230,302.10 = 3,844,753.40 : x
  2. Step 2: Convert to fraction form
    12,820,201.40/19,230,302.10 = 3,844,753.40/x
  3. Step 3: Cross multiply
    12,820,201.40x = 19,230,302.10 × 3,844,753.40
  4. Step 4: Simplify right side
    12,820,201.40x = 73,935,769,382,002.14
  5. Step 5: Solve for x
    x = 73,935,769,382,002.14/12,820,201.40
  6. Step 6: Final answer
    x = 5,767,130.10

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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.