Home / 10,362,989.70-15,523,489.35-5,870,016.90

Finding the Fourth Proportional to 10,362,989.70, 15,523,489.35 and 5,870,016.90

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Solution

The fourth proportional to 10,362,989.70, 15,523,489.35 and 5,870,016.90 is: 8,793,132.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,989.70 : 15,523,489.35 = 5,870,016.90 : x
  2. Step 2: Convert to fraction form
    10,362,989.70/15,523,489.35 = 5,870,016.90/x
  3. Step 3: Cross multiply
    10,362,989.70x = 15,523,489.35 × 5,870,016.90
  4. Step 4: Simplify right side
    10,362,989.70x = 91,123,144,831,470.02
  5. Step 5: Solve for x
    x = 91,123,144,831,470.02/10,362,989.70
  6. Step 6: Final answer
    x = 8,793,132.82

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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.