Home / 8,502,246.61-12,752,054.98-3,109,635.87

Finding the Fourth Proportional to 8,502,246.61, 12,752,054.98 and 3,109,635.87

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Solution

The fourth proportional to 8,502,246.61, 12,752,054.98 and 3,109,635.87 is: 4,663,972.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,246.61 : 12,752,054.98 = 3,109,635.87 : x
  2. Step 2: Convert to fraction form
    8,502,246.61/12,752,054.98 = 3,109,635.87/x
  3. Step 3: Cross multiply
    8,502,246.61x = 12,752,054.98 × 3,109,635.87
  4. Step 4: Simplify right side
    8,502,246.61x = 39,654,247,526,425.84
  5. Step 5: Solve for x
    x = 39,654,247,526,425.84/8,502,246.61
  6. Step 6: Final answer
    x = 4,663,972.87

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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.