Home / 22,569,740.80-31,146,248.42-12,256,461.16

Finding the Fourth Proportional to 22,569,740.80, 31,146,248.42 and 12,256,461.16

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Solution

The fourth proportional to 22,569,740.80, 31,146,248.42 and 12,256,461.16 is: 16,913,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,740.80 : 31,146,248.42 = 12,256,461.16 : x
  2. Step 2: Convert to fraction form
    22,569,740.80/31,146,248.42 = 12,256,461.16/x
  3. Step 3: Cross multiply
    22,569,740.80x = 31,146,248.42 × 12,256,461.16
  4. Step 4: Simplify right side
    22,569,740.80x = 381,742,784,039,441.38
  5. Step 5: Solve for x
    x = 381,742,784,039,441.38/22,569,740.80
  6. Step 6: Final answer
    x = 16,913,919.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.