Home / 21,986,834.15-32,969,505.53-9,029,521.40

Finding the Fourth Proportional to 21,986,834.15, 32,969,505.53 and 9,029,521.40

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Solution

The fourth proportional to 21,986,834.15, 32,969,505.53 and 9,029,521.40 is: 13,539,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,834.15 : 32,969,505.53 = 9,029,521.40 : x
  2. Step 2: Convert to fraction form
    21,986,834.15/32,969,505.53 = 9,029,521.40/x
  3. Step 3: Cross multiply
    21,986,834.15x = 32,969,505.53 × 9,029,521.40
  4. Step 4: Simplify right side
    21,986,834.15x = 297,698,855,681,006.38
  5. Step 5: Solve for x
    x = 297,698,855,681,006.38/21,986,834.15
  6. Step 6: Final answer
    x = 13,539,869.07

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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.