Home / 20,391,304.70-30,586,957.05-14,332,877.30

Finding the Fourth Proportional to 20,391,304.70, 30,586,957.05 and 14,332,877.30

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Solution

The fourth proportional to 20,391,304.70, 30,586,957.05 and 14,332,877.30 is: 21,499,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,391,304.70 : 30,586,957.05 = 14,332,877.30 : x
  2. Step 2: Convert to fraction form
    20,391,304.70/30,586,957.05 = 14,332,877.30/x
  3. Step 3: Cross multiply
    20,391,304.70x = 30,586,957.05 × 14,332,877.30
  4. Step 4: Simplify right side
    20,391,304.70x = 438,399,102,378,020
  5. Step 5: Solve for x
    x = 438,399,102,378,020/20,391,304.70
  6. Step 6: Final answer
    x = 21,499,315.95

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1.5x scale

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.