Home / 8,785,748.60-13,187,123.82-4,239,997.34

Finding the Fourth Proportional to 8,785,748.60, 13,187,123.82 and 4,239,997.34

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Solution

The fourth proportional to 8,785,748.60, 13,187,123.82 and 4,239,997.34 is: 6,364,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,748.60 : 13,187,123.82 = 4,239,997.34 : x
  2. Step 2: Convert to fraction form
    8,785,748.60/13,187,123.82 = 4,239,997.34/x
  3. Step 3: Cross multiply
    8,785,748.60x = 13,187,123.82 × 4,239,997.34
  4. Step 4: Simplify right side
    8,785,748.60x = 55,913,369,919,050.64
  5. Step 5: Solve for x
    x = 55,913,369,919,050.64/8,785,748.60
  6. Step 6: Final answer
    x = 6,364,098.55

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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.