Home / 5,418,139.74-7,477,368.76-3,003,691.74

Finding the Fourth Proportional to 5,418,139.74, 7,477,368.76 and 3,003,691.74

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Solution

The fourth proportional to 5,418,139.74, 7,477,368.76 and 3,003,691.74 is: 4,145,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,139.74 : 7,477,368.76 = 3,003,691.74 : x
  2. Step 2: Convert to fraction form
    5,418,139.74/7,477,368.76 = 3,003,691.74/x
  3. Step 3: Cross multiply
    5,418,139.74x = 7,477,368.76 × 3,003,691.74
  4. Step 4: Simplify right side
    5,418,139.74x = 22,459,710,781,346.04
  5. Step 5: Solve for x
    x = 22,459,710,781,346.04/5,418,139.74
  6. Step 6: Final answer
    x = 4,145,280.83

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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.