Home / 83,684,028.60-125,527,295.15-31,871,492.76

Finding the Fourth Proportional to 83,684,028.60, 125,527,295.15 and 31,871,492.76

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Solution

The fourth proportional to 83,684,028.60, 125,527,295.15 and 31,871,492.76 is: 47,807,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,684,028.60 : 125,527,295.15 = 31,871,492.76 : x
  2. Step 2: Convert to fraction form
    83,684,028.60/125,527,295.15 = 31,871,492.76/x
  3. Step 3: Cross multiply
    83,684,028.60x = 125,527,295.15 × 31,871,492.76
  4. Step 4: Simplify right side
    83,684,028.60x = 4,000,742,278,555,608.50
  5. Step 5: Solve for x
    x = 4,000,742,278,555,608.50/83,684,028.60
  6. Step 6: Final answer
    x = 47,807,716.07

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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.