Home / 20,444,310.10-30,666,465.15-13,641,865.30

Finding the Fourth Proportional to 20,444,310.10, 30,666,465.15 and 13,641,865.30

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Solution

The fourth proportional to 20,444,310.10, 30,666,465.15 and 13,641,865.30 is: 20,462,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444,310.10 : 30,666,465.15 = 13,641,865.30 : x
  2. Step 2: Convert to fraction form
    20,444,310.10/30,666,465.15 = 13,641,865.30/x
  3. Step 3: Cross multiply
    20,444,310.10x = 30,666,465.15 × 13,641,865.30
  4. Step 4: Simplify right side
    20,444,310.10x = 418,347,786,803,444.31
  5. Step 5: Solve for x
    x = 418,347,786,803,444.31/20,444,310.10
  6. Step 6: Final answer
    x = 20,462,797.95

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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.