Home / 16,565,172.80-24,815,433.91-12,904,763.45

Finding the Fourth Proportional to 16,565,172.80, 24,815,433.91 and 12,904,763.45

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Solution

The fourth proportional to 16,565,172.80, 24,815,433.91 and 12,904,763.45 is: 19,331,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,565,172.80 : 24,815,433.91 = 12,904,763.45 : x
  2. Step 2: Convert to fraction form
    16,565,172.80/24,815,433.91 = 12,904,763.45/x
  3. Step 3: Cross multiply
    16,565,172.80x = 24,815,433.91 × 12,904,763.45
  4. Step 4: Simplify right side
    16,565,172.80x = 320,237,304,361,319.50
  5. Step 5: Solve for x
    x = 320,237,304,361,319.50/16,565,172.80
  6. Step 6: Final answer
    x = 19,331,962.80

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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.