Home / 51,275,105.60-76,912,658.40-15,373,313.60

Finding the Fourth Proportional to 51,275,105.60, 76,912,658.40 and 15,373,313.60

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Solution

The fourth proportional to 51,275,105.60, 76,912,658.40 and 15,373,313.60 is: 23,059,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275,105.60 : 76,912,658.40 = 15,373,313.60 : x
  2. Step 2: Convert to fraction form
    51,275,105.60/76,912,658.40 = 15,373,313.60/x
  3. Step 3: Cross multiply
    51,275,105.60x = 76,912,658.40 × 15,373,313.60
  4. Step 4: Simplify right side
    51,275,105.60x = 1,182,402,417,392,874.25
  5. Step 5: Solve for x
    x = 1,182,402,417,392,874.25/51,275,105.60
  6. Step 6: Final answer
    x = 23,059,970.40

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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.