Home / 10,392,121.92-14,340,549.76-5,745,638.32

Finding the Fourth Proportional to 10,392,121.92, 14,340,549.76 and 5,745,638.32

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Solution

The fourth proportional to 10,392,121.92, 14,340,549.76 and 5,745,638.32 is: 7,928,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,121.92 : 14,340,549.76 = 5,745,638.32 : x
  2. Step 2: Convert to fraction form
    10,392,121.92/14,340,549.76 = 5,745,638.32/x
  3. Step 3: Cross multiply
    10,392,121.92x = 14,340,549.76 × 5,745,638.32
  4. Step 4: Simplify right side
    10,392,121.92x = 82,395,612,230,922.81
  5. Step 5: Solve for x
    x = 82,395,612,230,922.81/10,392,121.92
  6. Step 6: Final answer
    x = 7,928,661.04

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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.