Home / 29,162,831.40-43,744,247.10-12,156,719.40

Finding the Fourth Proportional to 29,162,831.40, 43,744,247.10 and 12,156,719.40

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Solution

The fourth proportional to 29,162,831.40, 43,744,247.10 and 12,156,719.40 is: 18,235,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162,831.40 : 43,744,247.10 = 12,156,719.40 : x
  2. Step 2: Convert to fraction form
    29,162,831.40/43,744,247.10 = 12,156,719.40/x
  3. Step 3: Cross multiply
    29,162,831.40x = 43,744,247.10 × 12,156,719.40
  4. Step 4: Simplify right side
    29,162,831.40x = 531,786,537,358,963.75
  5. Step 5: Solve for x
    x = 531,786,537,358,963.75/29,162,831.40
  6. Step 6: Final answer
    x = 18,235,079.10

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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.