Home / 7,780,576.92-10,739,454.30-4,518,130.20

Finding the Fourth Proportional to 7,780,576.92, 10,739,454.30 and 4,518,130.20

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Solution

The fourth proportional to 7,780,576.92, 10,739,454.30 and 4,518,130.20 is: 6,236,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,576.92 : 10,739,454.30 = 4,518,130.20 : x
  2. Step 2: Convert to fraction form
    7,780,576.92/10,739,454.30 = 4,518,130.20/x
  3. Step 3: Cross multiply
    7,780,576.92x = 10,739,454.30 × 4,518,130.20
  4. Step 4: Simplify right side
    7,780,576.92x = 48,522,252,804,349.87
  5. Step 5: Solve for x
    x = 48,522,252,804,349.87/7,780,576.92
  6. Step 6: Final answer
    x = 6,236,330.97

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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.