Home / 14,785,916.70-22,145,697.45-12,131,708.70

Finding the Fourth Proportional to 14,785,916.70, 22,145,697.45 and 12,131,708.70

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Solution

The fourth proportional to 14,785,916.70, 22,145,697.45 and 12,131,708.70 is: 18,170,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785,916.70 : 22,145,697.45 = 12,131,708.70 : x
  2. Step 2: Convert to fraction form
    14,785,916.70/22,145,697.45 = 12,131,708.70/x
  3. Step 3: Cross multiply
    14,785,916.70x = 22,145,697.45 × 12,131,708.70
  4. Step 4: Simplify right side
    14,785,916.70x = 268,665,150,421,732.78
  5. Step 5: Solve for x
    x = 268,665,150,421,732.78/14,785,916.70
  6. Step 6: Final answer
    x = 18,170,341.13

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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.