Home / 49,840,778.32-74,760,669.24-15,762,130

Finding the Fourth Proportional to 49,840,778.32, 74,760,669.24 and 15,762,130

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Solution

The fourth proportional to 49,840,778.32, 74,760,669.24 and 15,762,130 is: 23,643,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840,778.32 : 74,760,669.24 = 15,762,130 : x
  2. Step 2: Convert to fraction form
    49,840,778.32/74,760,669.24 = 15,762,130/x
  3. Step 3: Cross multiply
    49,840,778.32x = 74,760,669.24 × 15,762,130
  4. Step 4: Simplify right side
    49,840,778.32x = 1,178,387,387,447,881
  5. Step 5: Solve for x
    x = 1,178,387,387,447,881/49,840,778.32
  6. Step 6: Final answer
    x = 23,643,037.43

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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.