Home / 15,552,654.30-23,328,981.45-13,985,012.70

Finding the Fourth Proportional to 15,552,654.30, 23,328,981.45 and 13,985,012.70

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Solution

The fourth proportional to 15,552,654.30, 23,328,981.45 and 13,985,012.70 is: 20,977,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,654.30 : 23,328,981.45 = 13,985,012.70 : x
  2. Step 2: Convert to fraction form
    15,552,654.30/23,328,981.45 = 13,985,012.70/x
  3. Step 3: Cross multiply
    15,552,654.30x = 23,328,981.45 × 13,985,012.70
  4. Step 4: Simplify right side
    15,552,654.30x = 326,256,101,856,314.38
  5. Step 5: Solve for x
    x = 326,256,101,856,314.38/15,552,654.30
  6. Step 6: Final answer
    x = 20,977,519.05

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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.