Home / 8,472,341.40-11,691,949.68-4,604,861.40

Finding the Fourth Proportional to 8,472,341.40, 11,691,949.68 and 4,604,861.40

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Solution

The fourth proportional to 8,472,341.40, 11,691,949.68 and 4,604,861.40 is: 6,354,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,472,341.40 : 11,691,949.68 = 4,604,861.40 : x
  2. Step 2: Convert to fraction form
    8,472,341.40/11,691,949.68 = 4,604,861.40/x
  3. Step 3: Cross multiply
    8,472,341.40x = 11,691,949.68 × 4,604,861.40
  4. Step 4: Simplify right side
    8,472,341.40x = 53,839,807,772,174.35
  5. Step 5: Solve for x
    x = 53,839,807,772,174.35/8,472,341.40
  6. Step 6: Final answer
    x = 6,354,773.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.