Home / 8,672,464.68-13,003,654.57-3,281,531.55

Finding the Fourth Proportional to 8,672,464.68, 13,003,654.57 and 3,281,531.55

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Solution

The fourth proportional to 8,672,464.68, 13,003,654.57 and 3,281,531.55 is: 4,920,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,464.68 : 13,003,654.57 = 3,281,531.55 : x
  2. Step 2: Convert to fraction form
    8,672,464.68/13,003,654.57 = 3,281,531.55/x
  3. Step 3: Cross multiply
    8,672,464.68x = 13,003,654.57 × 3,281,531.55
  4. Step 4: Simplify right side
    8,672,464.68x = 42,671,902,720,349.02
  5. Step 5: Solve for x
    x = 42,671,902,720,349.02/8,672,464.68
  6. Step 6: Final answer
    x = 4,920,389.34

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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.