Home / 8,009,645.26-12,048,562.54-7,260,520.61

Finding the Fourth Proportional to 8,009,645.26, 12,048,562.54 and 7,260,520.61

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Solution

The fourth proportional to 8,009,645.26, 12,048,562.54 and 7,260,520.61 is: 10,921,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009,645.26 : 12,048,562.54 = 7,260,520.61 : x
  2. Step 2: Convert to fraction form
    8,009,645.26/12,048,562.54 = 7,260,520.61/x
  3. Step 3: Cross multiply
    8,009,645.26x = 12,048,562.54 × 7,260,520.61
  4. Step 4: Simplify right side
    8,009,645.26x = 87,478,836,573,127.41
  5. Step 5: Solve for x
    x = 87,478,836,573,127.41/8,009,645.26
  6. Step 6: Final answer
    x = 10,921,686.76

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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.