Home / 8,672,465.56-13,003,655.88-3,281,532.43

Finding the Fourth Proportional to 8,672,465.56, 13,003,655.88 and 3,281,532.43

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Solution

The fourth proportional to 8,672,465.56, 13,003,655.88 and 3,281,532.43 is: 4,920,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,465.56 : 13,003,655.88 = 3,281,532.43 : x
  2. Step 2: Convert to fraction form
    8,672,465.56/13,003,655.88 = 3,281,532.43/x
  3. Step 3: Cross multiply
    8,672,465.56x = 13,003,655.88 × 3,281,532.43
  4. Step 4: Simplify right side
    8,672,465.56x = 42,671,918,478,780.20
  5. Step 5: Solve for x
    x = 42,671,918,478,780.20/8,672,465.56
  6. Step 6: Final answer
    x = 4,920,390.65

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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.