Home / 8,672,459.56-13,003,646.89-3,281,526.43

Finding the Fourth Proportional to 8,672,459.56, 13,003,646.89 and 3,281,526.43

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Solution

The fourth proportional to 8,672,459.56, 13,003,646.89 and 3,281,526.43 is: 4,920,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,459.56 : 13,003,646.89 = 3,281,526.43 : x
  2. Step 2: Convert to fraction form
    8,672,459.56/13,003,646.89 = 3,281,526.43/x
  3. Step 3: Cross multiply
    8,672,459.56x = 13,003,646.89 × 3,281,526.43
  4. Step 4: Simplify right side
    8,672,459.56x = 42,671,810,947,718.48
  5. Step 5: Solve for x
    x = 42,671,810,947,718.48/8,672,459.56
  6. Step 6: Final answer
    x = 4,920,381.66

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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.