Home / 10,459,418.46-15,655,379.85-5,403,774.30

Finding the Fourth Proportional to 10,459,418.46, 15,655,379.85 and 5,403,774.30

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Solution

The fourth proportional to 10,459,418.46, 15,655,379.85 and 5,403,774.30 is: 8,088,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459,418.46 : 15,655,379.85 = 5,403,774.30 : x
  2. Step 2: Convert to fraction form
    10,459,418.46/15,655,379.85 = 5,403,774.30/x
  3. Step 3: Cross multiply
    10,459,418.46x = 15,655,379.85 × 5,403,774.30
  4. Step 4: Simplify right side
    10,459,418.46x = 84,598,139,290,167.84
  5. Step 5: Solve for x
    x = 84,598,139,290,167.84/10,459,418.46
  6. Step 6: Final answer
    x = 8,088,225.90

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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.