Home / 43,321,547.76-64,981,821.12-10,532,302.38

Finding the Fourth Proportional to 43,321,547.76, 64,981,821.12 and 10,532,302.38

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Solution

The fourth proportional to 43,321,547.76, 64,981,821.12 and 10,532,302.38 is: 15,798,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,321,547.76 : 64,981,821.12 = 10,532,302.38 : x
  2. Step 2: Convert to fraction form
    43,321,547.76/64,981,821.12 = 10,532,302.38/x
  3. Step 3: Cross multiply
    43,321,547.76x = 64,981,821.12 × 10,532,302.38
  4. Step 4: Simplify right side
    43,321,547.76x = 684,408,189,238,910.25
  5. Step 5: Solve for x
    x = 684,408,189,238,910.25/43,321,547.76
  6. Step 6: Final answer
    x = 15,798,331.88

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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.