Home / 20,715,333.89-31,074,246.36-6,338,526.24

Finding the Fourth Proportional to 20,715,333.89, 31,074,246.36 and 6,338,526.24

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Solution

The fourth proportional to 20,715,333.89, 31,074,246.36 and 6,338,526.24 is: 9,508,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,715,333.89 : 31,074,246.36 = 6,338,526.24 : x
  2. Step 2: Convert to fraction form
    20,715,333.89/31,074,246.36 = 6,338,526.24/x
  3. Step 3: Cross multiply
    20,715,333.89x = 31,074,246.36 × 6,338,526.24
  4. Step 4: Simplify right side
    20,715,333.89x = 196,964,925,941,084.50
  5. Step 5: Solve for x
    x = 196,964,925,941,084.50/20,715,333.89
  6. Step 6: Final answer
    x = 9,508,170.47

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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.