Home / 10,314,908.40-15,472,362.60-3,126,082.80

Finding the Fourth Proportional to 10,314,908.40, 15,472,362.60 and 3,126,082.80

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Solution

The fourth proportional to 10,314,908.40, 15,472,362.60 and 3,126,082.80 is: 4,689,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,908.40 : 15,472,362.60 = 3,126,082.80 : x
  2. Step 2: Convert to fraction form
    10,314,908.40/15,472,362.60 = 3,126,082.80/x
  3. Step 3: Cross multiply
    10,314,908.40x = 15,472,362.60 × 3,126,082.80
  4. Step 4: Simplify right side
    10,314,908.40x = 48,367,886,599,223.27
  5. Step 5: Solve for x
    x = 48,367,886,599,223.27/10,314,908.40
  6. Step 6: Final answer
    x = 4,689,124.20

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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.