Home / 18,123,528.41-25,013,104.99-10,176,961.98

Finding the Fourth Proportional to 18,123,528.41, 25,013,104.99 and 10,176,961.98

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Solution

The fourth proportional to 18,123,528.41, 25,013,104.99 and 10,176,961.98 is: 14,045,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,528.41 : 25,013,104.99 = 10,176,961.98 : x
  2. Step 2: Convert to fraction form
    18,123,528.41/25,013,104.99 = 10,176,961.98/x
  3. Step 3: Cross multiply
    18,123,528.41x = 25,013,104.99 × 10,176,961.98
  4. Step 4: Simplify right side
    18,123,528.41x = 254,557,418,459,535.91
  5. Step 5: Solve for x
    x = 254,557,418,459,535.91/18,123,528.41
  6. Step 6: Final answer
    x = 14,045,687.62

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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.