Home / 5,160,023.66-7,740,036.88-1,516,753.69

Finding the Fourth Proportional to 5,160,023.66, 7,740,036.88 and 1,516,753.69

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Solution

The fourth proportional to 5,160,023.66, 7,740,036.88 and 1,516,753.69 is: 2,275,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,023.66 : 7,740,036.88 = 1,516,753.69 : x
  2. Step 2: Convert to fraction form
    5,160,023.66/7,740,036.88 = 1,516,753.69/x
  3. Step 3: Cross multiply
    5,160,023.66x = 7,740,036.88 × 1,516,753.69
  4. Step 4: Simplify right side
    5,160,023.66x = 11,739,729,475,334.11
  5. Step 5: Solve for x
    x = 11,739,729,475,334.11/5,160,023.66
  6. Step 6: Final answer
    x = 2,275,130.94

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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.