Home / 12,581,438.70-18,844,164.45-10,341,950.70

Finding the Fourth Proportional to 12,581,438.70, 18,844,164.45 and 10,341,950.70

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Solution

The fourth proportional to 12,581,438.70, 18,844,164.45 and 10,341,950.70 is: 15,489,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,438.70 : 18,844,164.45 = 10,341,950.70 : x
  2. Step 2: Convert to fraction form
    12,581,438.70/18,844,164.45 = 10,341,950.70/x
  3. Step 3: Cross multiply
    12,581,438.70x = 18,844,164.45 × 10,341,950.70
  4. Step 4: Simplify right side
    12,581,438.70x = 194,885,419,724,592.59
  5. Step 5: Solve for x
    x = 194,885,419,724,592.59/12,581,438.70
  6. Step 6: Final answer
    x = 15,489,915.29

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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.