Home / 17,815,212.60-26,722,818.90-13,280,249.40

Finding the Fourth Proportional to 17,815,212.60, 26,722,818.90 and 13,280,249.40

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Solution

The fourth proportional to 17,815,212.60, 26,722,818.90 and 13,280,249.40 is: 19,920,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815,212.60 : 26,722,818.90 = 13,280,249.40 : x
  2. Step 2: Convert to fraction form
    17,815,212.60/26,722,818.90 = 13,280,249.40/x
  3. Step 3: Cross multiply
    17,815,212.60x = 26,722,818.90 × 13,280,249.40
  4. Step 4: Simplify right side
    17,815,212.60x = 354,885,699,663,033.62
  5. Step 5: Solve for x
    x = 354,885,699,663,033.62/17,815,212.60
  6. Step 6: Final answer
    x = 19,920,374.10

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1.5x scale

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.