Home / 51,694,989.92-71,349,672.15-30,799,263.50

Finding the Fourth Proportional to 51,694,989.92, 71,349,672.15 and 30,799,263.50

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Solution

The fourth proportional to 51,694,989.92, 71,349,672.15 and 30,799,263.50 is: 42,509,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,694,989.92 : 71,349,672.15 = 30,799,263.50 : x
  2. Step 2: Convert to fraction form
    51,694,989.92/71,349,672.15 = 30,799,263.50/x
  3. Step 3: Cross multiply
    51,694,989.92x = 71,349,672.15 × 30,799,263.50
  4. Step 4: Simplify right side
    51,694,989.92x = 2,197,517,353,186,461.75
  5. Step 5: Solve for x
    x = 2,197,517,353,186,461.75/51,694,989.92
  6. Step 6: Final answer
    x = 42,509,290.68

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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.