Home / 25,957,276.64-38,914,918.68-15,856,485.92

Finding the Fourth Proportional to 25,957,276.64, 38,914,918.68 and 15,856,485.92

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Solution

The fourth proportional to 25,957,276.64, 38,914,918.68 and 15,856,485.92 is: 23,771,902.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,957,276.64 : 38,914,918.68 = 15,856,485.92 : x
  2. Step 2: Convert to fraction form
    25,957,276.64/38,914,918.68 = 15,856,485.92/x
  3. Step 3: Cross multiply
    25,957,276.64x = 38,914,918.68 × 15,856,485.92
  4. Step 4: Simplify right side
    25,957,276.64x = 617,053,860,127,365
  5. Step 5: Solve for x
    x = 617,053,860,127,365/25,957,276.64
  6. Step 6: Final answer
    x = 23,771,902.91

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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.