Home / 45,251,087.70-62,477,743.05-42,360,048.66

Finding the Fourth Proportional to 45,251,087.70, 62,477,743.05 and 42,360,048.66

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Solution

The fourth proportional to 45,251,087.70, 62,477,743.05 and 42,360,048.66 is: 58,486,113.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,251,087.70 : 62,477,743.05 = 42,360,048.66 : x
  2. Step 2: Convert to fraction form
    45,251,087.70/62,477,743.05 = 42,360,048.66/x
  3. Step 3: Cross multiply
    45,251,087.70x = 62,477,743.05 × 42,360,048.66
  4. Step 4: Simplify right side
    45,251,087.70x = 2,646,560,235,764,976.50
  5. Step 5: Solve for x
    x = 2,646,560,235,764,976.50/45,251,087.70
  6. Step 6: Final answer
    x = 58,486,113.16

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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.