Home / 82,343,367.25-113,626,609.60-47,054,169.36

Finding the Fourth Proportional to 82,343,367.25, 113,626,609.60 and 47,054,169.36

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Solution

The fourth proportional to 82,343,367.25, 113,626,609.60 and 47,054,169.36 is: 64,930,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,343,367.25 : 113,626,609.60 = 47,054,169.36 : x
  2. Step 2: Convert to fraction form
    82,343,367.25/113,626,609.60 = 47,054,169.36/x
  3. Step 3: Cross multiply
    82,343,367.25x = 113,626,609.60 × 47,054,169.36
  4. Step 4: Simplify right side
    82,343,367.25x = 5,346,605,732,087,432
  5. Step 5: Solve for x
    x = 5,346,605,732,087,432/82,343,367.25
  6. Step 6: Final answer
    x = 64,930,618.10

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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.