Home / 82,369,006.74-123,560,690.98-27,020,246.72

Finding the Fourth Proportional to 82,369,006.74, 123,560,690.98 and 27,020,246.72

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Solution

The fourth proportional to 82,369,006.74, 123,560,690.98 and 27,020,246.72 is: 40,532,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,369,006.74 : 123,560,690.98 = 27,020,246.72 : x
  2. Step 2: Convert to fraction form
    82,369,006.74/123,560,690.98 = 27,020,246.72/x
  3. Step 3: Cross multiply
    82,369,006.74x = 123,560,690.98 × 27,020,246.72
  4. Step 4: Simplify right side
    82,369,006.74x = 3,338,640,354,886,298.50
  5. Step 5: Solve for x
    x = 3,338,640,354,886,298.50/82,369,006.74
  6. Step 6: Final answer
    x = 40,532,725.68

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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.