Home / 15,926,522.80-21,977,654.52-9,050,050.48

Finding the Fourth Proportional to 15,926,522.80, 21,977,654.52 and 9,050,050.48

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Solution

The fourth proportional to 15,926,522.80, 21,977,654.52 and 9,050,050.48 is: 12,488,531.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926,522.80 : 21,977,654.52 = 9,050,050.48 : x
  2. Step 2: Convert to fraction form
    15,926,522.80/21,977,654.52 = 9,050,050.48/x
  3. Step 3: Cross multiply
    15,926,522.80x = 21,977,654.52 × 9,050,050.48
  4. Step 4: Simplify right side
    15,926,522.80x = 198,898,882,838,000.19
  5. Step 5: Solve for x
    x = 198,898,882,838,000.19/15,926,522.80
  6. Step 6: Final answer
    x = 12,488,531.57

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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.