Home / 10,087,017.71-15,129,405.11-3,609,831.65

Finding the Fourth Proportional to 10,087,017.71, 15,129,405.11 and 3,609,831.65

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Solution

The fourth proportional to 10,087,017.71, 15,129,405.11 and 3,609,831.65 is: 5,414,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087,017.71 : 15,129,405.11 = 3,609,831.65 : x
  2. Step 2: Convert to fraction form
    10,087,017.71/15,129,405.11 = 3,609,831.65/x
  3. Step 3: Cross multiply
    10,087,017.71x = 15,129,405.11 × 3,609,831.65
  4. Step 4: Simplify right side
    10,087,017.71x = 54,614,605,345,127.29
  5. Step 5: Solve for x
    x = 54,614,605,345,127.29/10,087,017.71
  6. Step 6: Final answer
    x = 5,414,346.14

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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.