Home / 26,104,854.40-39,157,281.60-15,901,187.20

Finding the Fourth Proportional to 26,104,854.40, 39,157,281.60 and 15,901,187.20

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Solution

The fourth proportional to 26,104,854.40, 39,157,281.60 and 15,901,187.20 is: 23,851,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104,854.40 : 39,157,281.60 = 15,901,187.20 : x
  2. Step 2: Convert to fraction form
    26,104,854.40/39,157,281.60 = 15,901,187.20/x
  3. Step 3: Cross multiply
    26,104,854.40x = 39,157,281.60 × 15,901,187.20
  4. Step 4: Simplify right side
    26,104,854.40x = 622,647,264,964,715.50
  5. Step 5: Solve for x
    x = 622,647,264,964,715.50/26,104,854.40
  6. Step 6: Final answer
    x = 23,851,780.80

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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.