Home / 8,521,095.50-12,781,905.69-3,726,316.70

Finding the Fourth Proportional to 8,521,095.50, 12,781,905.69 and 3,726,316.70

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Solution

The fourth proportional to 8,521,095.50, 12,781,905.69 and 3,726,316.70 is: 5,589,589.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,095.50 : 12,781,905.69 = 3,726,316.70 : x
  2. Step 2: Convert to fraction form
    8,521,095.50/12,781,905.69 = 3,726,316.70/x
  3. Step 3: Cross multiply
    8,521,095.50x = 12,781,905.69 × 3,726,316.70
  4. Step 4: Simplify right side
    8,521,095.50x = 47,629,428,630,472.02
  5. Step 5: Solve for x
    x = 47,629,428,630,472.02/8,521,095.50
  6. Step 6: Final answer
    x = 5,589,589.82

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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.