Home / 8,145,291.60-11,239,846.88-4,707,755.28

Finding the Fourth Proportional to 8,145,291.60, 11,239,846.88 and 4,707,755.28

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Solution

The fourth proportional to 8,145,291.60, 11,239,846.88 and 4,707,755.28 is: 6,496,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,291.60 : 11,239,846.88 = 4,707,755.28 : x
  2. Step 2: Convert to fraction form
    8,145,291.60/11,239,846.88 = 4,707,755.28/x
  3. Step 3: Cross multiply
    8,145,291.60x = 11,239,846.88 × 4,707,755.28
  4. Step 4: Simplify right side
    8,145,291.60x = 52,914,448,495,711.53
  5. Step 5: Solve for x
    x = 52,914,448,495,711.53/8,145,291.60
  6. Step 6: Final answer
    x = 6,496,323.41

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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.