Home / 8,569,886.52-12,854,905.10-2,180,145.63

Finding the Fourth Proportional to 8,569,886.52, 12,854,905.10 and 2,180,145.63

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Solution

The fourth proportional to 8,569,886.52, 12,854,905.10 and 2,180,145.63 is: 3,270,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,886.52 : 12,854,905.10 = 2,180,145.63 : x
  2. Step 2: Convert to fraction form
    8,569,886.52/12,854,905.10 = 2,180,145.63/x
  3. Step 3: Cross multiply
    8,569,886.52x = 12,854,905.10 × 2,180,145.63
  4. Step 4: Simplify right side
    8,569,886.52x = 28,025,565,177,829.71
  5. Step 5: Solve for x
    x = 28,025,565,177,829.71/8,569,886.52
  6. Step 6: Final answer
    x = 3,270,237.61

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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.