Home / 84,565,346.92-126,866,916.06-27,061,068.76

Finding the Fourth Proportional to 84,565,346.92, 126,866,916.06 and 27,061,068.76

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Solution

The fourth proportional to 84,565,346.92, 126,866,916.06 and 27,061,068.76 is: 40,597,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,565,346.92 : 126,866,916.06 = 27,061,068.76 : x
  2. Step 2: Convert to fraction form
    84,565,346.92/126,866,916.06 = 27,061,068.76/x
  3. Step 3: Cross multiply
    84,565,346.92x = 126,866,916.06 × 27,061,068.76
  4. Step 4: Simplify right side
    84,565,346.92x = 3,433,154,338,868,808.50
  5. Step 5: Solve for x
    x = 3,433,154,338,868,808.50/84,565,346.92
  6. Step 6: Final answer
    x = 40,597,649.79

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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.