Home / 34,146,872.98-47,123,806.80-18,676,957.12

Finding the Fourth Proportional to 34,146,872.98, 47,123,806.80 and 18,676,957.12

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Solution

The fourth proportional to 34,146,872.98, 47,123,806.80 and 18,676,957.12 is: 25,774,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,146,872.98 : 47,123,806.80 = 18,676,957.12 : x
  2. Step 2: Convert to fraction form
    34,146,872.98/47,123,806.80 = 18,676,957.12/x
  3. Step 3: Cross multiply
    34,146,872.98x = 47,123,806.80 × 18,676,957.12
  4. Step 4: Simplify right side
    34,146,872.98x = 880,129,318,934,764.38
  5. Step 5: Solve for x
    x = 880,129,318,934,764.38/34,146,872.98
  6. Step 6: Final answer
    x = 25,774,814.56

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1.5x scale

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.