Home / 15,539,853.80-23,309,780.70-9,493,236.20

Finding the Fourth Proportional to 15,539,853.80, 23,309,780.70 and 9,493,236.20

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Solution

The fourth proportional to 15,539,853.80, 23,309,780.70 and 9,493,236.20 is: 14,239,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539,853.80 : 23,309,780.70 = 9,493,236.20 : x
  2. Step 2: Convert to fraction form
    15,539,853.80/23,309,780.70 = 9,493,236.20/x
  3. Step 3: Cross multiply
    15,539,853.80x = 23,309,780.70 × 9,493,236.20
  4. Step 4: Simplify right side
    15,539,853.80x = 221,285,253,955,301.31
  5. Step 5: Solve for x
    x = 221,285,253,955,301.31/15,539,853.80
  6. Step 6: Final answer
    x = 14,239,854.30

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1.5x scale

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.