Home / 8,894,570.40-12,275,823.68-5,631,687.92

Finding the Fourth Proportional to 8,894,570.40, 12,275,823.68 and 5,631,687.92

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Solution

The fourth proportional to 8,894,570.40, 12,275,823.68 and 5,631,687.92 is: 7,772,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894,570.40 : 12,275,823.68 = 5,631,687.92 : x
  2. Step 2: Convert to fraction form
    8,894,570.40/12,275,823.68 = 5,631,687.92/x
  3. Step 3: Cross multiply
    8,894,570.40x = 12,275,823.68 × 5,631,687.92
  4. Step 4: Simplify right side
    8,894,570.40x = 69,133,607,926,705.95
  5. Step 5: Solve for x
    x = 69,133,607,926,705.95/8,894,570.40
  6. Step 6: Final answer
    x = 7,772,562.90

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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.