Home / 15,565,976.10-23,285,978.55-13,676,408.10

Finding the Fourth Proportional to 15,565,976.10, 23,285,978.55 and 13,676,408.10

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Solution

The fourth proportional to 15,565,976.10, 23,285,978.55 and 13,676,408.10 is: 20,459,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,976.10 : 23,285,978.55 = 13,676,408.10 : x
  2. Step 2: Convert to fraction form
    15,565,976.10/23,285,978.55 = 13,676,408.10/x
  3. Step 3: Cross multiply
    15,565,976.10x = 23,285,978.55 × 13,676,408.10
  4. Step 4: Simplify right side
    15,565,976.10x = 318,468,545,657,646.25
  5. Step 5: Solve for x
    x = 318,468,545,657,646.25/15,565,976.10
  6. Step 6: Final answer
    x = 20,459,272.43

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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.