Home / 82,326,213.60-123,324,677.55-49,518,668.01

Finding the Fourth Proportional to 82,326,213.60, 123,324,677.55 and 49,518,668.01

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Solution

The fourth proportional to 82,326,213.60, 123,324,677.55 and 49,518,668.01 is: 74,178,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326,213.60 : 123,324,677.55 = 49,518,668.01 : x
  2. Step 2: Convert to fraction form
    82,326,213.60/123,324,677.55 = 49,518,668.01/x
  3. Step 3: Cross multiply
    82,326,213.60x = 123,324,677.55 × 49,518,668.01
  4. Step 4: Simplify right side
    82,326,213.60x = 6,106,873,765,038,750
  5. Step 5: Solve for x
    x = 6,106,873,765,038,750/82,326,213.60
  6. Step 6: Final answer
    x = 74,178,970.44

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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.