Home / 10,326,472.70-15,461,715.45-8,086,984.70

Finding the Fourth Proportional to 10,326,472.70, 15,461,715.45 and 8,086,984.70

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Solution

The fourth proportional to 10,326,472.70, 15,461,715.45 and 8,086,984.70 is: 12,108,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326,472.70 : 15,461,715.45 = 8,086,984.70 : x
  2. Step 2: Convert to fraction form
    10,326,472.70/15,461,715.45 = 8,086,984.70/x
  3. Step 3: Cross multiply
    10,326,472.70x = 15,461,715.45 × 8,086,984.70
  4. Step 4: Simplify right side
    10,326,472.70x = 125,038,656,279,903.61
  5. Step 5: Solve for x
    x = 125,038,656,279,903.61/10,326,472.70
  6. Step 6: Final answer
    x = 12,108,554.38

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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.