Home / 8,619,130.32-12,932,503.62-4,519,472.46

Finding the Fourth Proportional to 8,619,130.32, 12,932,503.62 and 4,519,472.46

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Solution

The fourth proportional to 8,619,130.32, 12,932,503.62 and 4,519,472.46 is: 6,781,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,130.32 : 12,932,503.62 = 4,519,472.46 : x
  2. Step 2: Convert to fraction form
    8,619,130.32/12,932,503.62 = 4,519,472.46/x
  3. Step 3: Cross multiply
    8,619,130.32x = 12,932,503.62 × 4,519,472.46
  4. Step 4: Simplify right side
    8,619,130.32x = 58,448,093,949,440.30
  5. Step 5: Solve for x
    x = 58,448,093,949,440.30/8,619,130.32
  6. Step 6: Final answer
    x = 6,781,205.50

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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.