Home / 10,913,831.28-16,372,428.48-3,723,689.16

Finding the Fourth Proportional to 10,913,831.28, 16,372,428.48 and 3,723,689.16

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Solution

The fourth proportional to 10,913,831.28, 16,372,428.48 and 3,723,689.16 is: 5,586,107.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,831.28 : 16,372,428.48 = 3,723,689.16 : x
  2. Step 2: Convert to fraction form
    10,913,831.28/16,372,428.48 = 3,723,689.16/x
  3. Step 3: Cross multiply
    10,913,831.28x = 16,372,428.48 × 3,723,689.16
  4. Step 4: Simplify right side
    10,913,831.28x = 60,965,834,453,851.28
  5. Step 5: Solve for x
    x = 60,965,834,453,851.28/10,913,831.28
  6. Step 6: Final answer
    x = 5,586,107.47

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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.