Home / 36,216,693.90-54,306,378.45-13,485,890.70

Finding the Fourth Proportional to 36,216,693.90, 54,306,378.45 and 13,485,890.70

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Solution

The fourth proportional to 36,216,693.90, 54,306,378.45 and 13,485,890.70 is: 20,221,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,216,693.90 : 54,306,378.45 = 13,485,890.70 : x
  2. Step 2: Convert to fraction form
    36,216,693.90/54,306,378.45 = 13,485,890.70/x
  3. Step 3: Cross multiply
    36,216,693.90x = 54,306,378.45 × 13,485,890.70
  4. Step 4: Simplify right side
    36,216,693.90x = 732,369,884,089,535.38
  5. Step 5: Solve for x
    x = 732,369,884,089,535.38/36,216,693.90
  6. Step 6: Final answer
    x = 20,221,886.79

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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.