Home / 25,280,807.32-34,887,513.54-13,678,370.80

Finding the Fourth Proportional to 25,280,807.32, 34,887,513.54 and 13,678,370.80

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Solution

The fourth proportional to 25,280,807.32, 34,887,513.54 and 13,678,370.80 is: 18,876,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280,807.32 : 34,887,513.54 = 13,678,370.80 : x
  2. Step 2: Convert to fraction form
    25,280,807.32/34,887,513.54 = 13,678,370.80/x
  3. Step 3: Cross multiply
    25,280,807.32x = 34,887,513.54 × 13,678,370.80
  4. Step 4: Simplify right side
    25,280,807.32x = 477,204,346,490,140.62
  5. Step 5: Solve for x
    x = 477,204,346,490,140.62/25,280,807.32
  6. Step 6: Final answer
    x = 18,876,151.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.