Home / 12,530,488.50-18,798,882.30-3,555,040.50

Finding the Fourth Proportional to 12,530,488.50, 18,798,882.30 and 3,555,040.50

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Solution

The fourth proportional to 12,530,488.50, 18,798,882.30 and 3,555,040.50 is: 5,333,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,488.50 : 18,798,882.30 = 3,555,040.50 : x
  2. Step 2: Convert to fraction form
    12,530,488.50/18,798,882.30 = 3,555,040.50/x
  3. Step 3: Cross multiply
    12,530,488.50x = 18,798,882.30 × 3,555,040.50
  4. Step 4: Simplify right side
    12,530,488.50x = 66,830,787,931,233.16
  5. Step 5: Solve for x
    x = 66,830,787,931,233.16/12,530,488.50
  6. Step 6: Final answer
    x = 5,333,454.31

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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.