Home / 10,131,558.60-13,981,527.54-5,547,839.88

Finding the Fourth Proportional to 10,131,558.60, 13,981,527.54 and 5,547,839.88

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Solution

The fourth proportional to 10,131,558.60, 13,981,527.54 and 5,547,839.88 is: 7,656,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,558.60 : 13,981,527.54 = 5,547,839.88 : x
  2. Step 2: Convert to fraction form
    10,131,558.60/13,981,527.54 = 5,547,839.88/x
  3. Step 3: Cross multiply
    10,131,558.60x = 13,981,527.54 × 5,547,839.88
  4. Step 4: Simplify right side
    10,131,558.60x = 77,567,276,069,730.28
  5. Step 5: Solve for x
    x = 77,567,276,069,730.28/10,131,558.60
  6. Step 6: Final answer
    x = 7,656,006.26

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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.