Home / 25,359,866.80-38,041,383.04-7,165,459.28

Finding the Fourth Proportional to 25,359,866.80, 38,041,383.04 and 7,165,459.28

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Solution

The fourth proportional to 25,359,866.80, 38,041,383.04 and 7,165,459.28 is: 10,748,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359,866.80 : 38,041,383.04 = 7,165,459.28 : x
  2. Step 2: Convert to fraction form
    25,359,866.80/38,041,383.04 = 7,165,459.28/x
  3. Step 3: Cross multiply
    25,359,866.80x = 38,041,383.04 × 7,165,459.28
  4. Step 4: Simplify right side
    25,359,866.80x = 272,583,981,205,192.41
  5. Step 5: Solve for x
    x = 272,583,981,205,192.41/25,359,866.80
  6. Step 6: Final answer
    x = 10,748,636.16

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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.