Home / 19,770,500.23-29,660,222.07-10,672,402.53

Finding the Fourth Proportional to 19,770,500.23, 29,660,222.07 and 10,672,402.53

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Solution

The fourth proportional to 19,770,500.23, 29,660,222.07 and 10,672,402.53 is: 16,011,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,770,500.23 : 29,660,222.07 = 10,672,402.53 : x
  2. Step 2: Convert to fraction form
    19,770,500.23/29,660,222.07 = 10,672,402.53/x
  3. Step 3: Cross multiply
    19,770,500.23x = 29,660,222.07 × 10,672,402.53
  4. Step 4: Simplify right side
    19,770,500.23x = 316,545,829,060,229.81
  5. Step 5: Solve for x
    x = 316,545,829,060,229.81/19,770,500.23
  6. Step 6: Final answer
    x = 16,011,017.70

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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.