Home / 5,253,989.32-7,863,619.20-4,781,859.76

Finding the Fourth Proportional to 5,253,989.32, 7,863,619.20 and 4,781,859.76

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Solution

The fourth proportional to 5,253,989.32, 7,863,619.20 and 4,781,859.76 is: 7,156,985.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,989.32 : 7,863,619.20 = 4,781,859.76 : x
  2. Step 2: Convert to fraction form
    5,253,989.32/7,863,619.20 = 4,781,859.76/x
  3. Step 3: Cross multiply
    5,253,989.32x = 7,863,619.20 × 4,781,859.76
  4. Step 4: Simplify right side
    5,253,989.32x = 37,602,724,220,443.39
  5. Step 5: Solve for x
    x = 37,602,724,220,443.39/5,253,989.32
  6. Step 6: Final answer
    x = 7,156,985.28

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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.