Home / 16,387,985.70-24,581,978.55-11,286,152.10

Finding the Fourth Proportional to 16,387,985.70, 24,581,978.55 and 11,286,152.10

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Solution

The fourth proportional to 16,387,985.70, 24,581,978.55 and 11,286,152.10 is: 16,929,228.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,985.70 : 24,581,978.55 = 11,286,152.10 : x
  2. Step 2: Convert to fraction form
    16,387,985.70/24,581,978.55 = 11,286,152.10/x
  3. Step 3: Cross multiply
    16,387,985.70x = 24,581,978.55 × 11,286,152.10
  4. Step 4: Simplify right side
    16,387,985.70x = 277,435,948,834,237.47
  5. Step 5: Solve for x
    x = 277,435,948,834,237.47/16,387,985.70
  6. Step 6: Final answer
    x = 16,929,228.15

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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.