Home / 20,331,307.83-30,497,326.23-7,386,651.67

Finding the Fourth Proportional to 20,331,307.83, 30,497,326.23 and 7,386,651.67

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Solution

The fourth proportional to 20,331,307.83, 30,497,326.23 and 7,386,651.67 is: 11,080,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,331,307.83 : 30,497,326.23 = 7,386,651.67 : x
  2. Step 2: Convert to fraction form
    20,331,307.83/30,497,326.23 = 7,386,651.67/x
  3. Step 3: Cross multiply
    20,331,307.83x = 30,497,326.23 × 7,386,651.67
  4. Step 4: Simplify right side
    20,331,307.83x = 225,273,125,690,431.06
  5. Step 5: Solve for x
    x = 225,273,125,690,431.06/20,331,307.83
  6. Step 6: Final answer
    x = 11,080,109.93

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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.