Home / 39,152,001.20-58,728,001.80-10,398,081.20

Finding the Fourth Proportional to 39,152,001.20, 58,728,001.80 and 10,398,081.20

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Solution

The fourth proportional to 39,152,001.20, 58,728,001.80 and 10,398,081.20 is: 15,597,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152,001.20 : 58,728,001.80 = 10,398,081.20 : x
  2. Step 2: Convert to fraction form
    39,152,001.20/58,728,001.80 = 10,398,081.20/x
  3. Step 3: Cross multiply
    39,152,001.20x = 58,728,001.80 × 10,398,081.20
  4. Step 4: Simplify right side
    39,152,001.20x = 610,658,531,430,146.12
  5. Step 5: Solve for x
    x = 610,658,531,430,146.12/39,152,001.20
  6. Step 6: Final answer
    x = 15,597,121.80

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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.