Home / 9,768,404.40-13,481,226-5,418,891.96

Finding the Fourth Proportional to 9,768,404.40, 13,481,226 and 5,418,891.96

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Solution

The fourth proportional to 9,768,404.40, 13,481,226 and 5,418,891.96 is: 7,478,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,404.40 : 13,481,226 = 5,418,891.96 : x
  2. Step 2: Convert to fraction form
    9,768,404.40/13,481,226 = 5,418,891.96/x
  3. Step 3: Cross multiply
    9,768,404.40x = 13,481,226 × 5,418,891.96
  4. Step 4: Simplify right side
    9,768,404.40x = 73,053,307,182,342.95
  5. Step 5: Solve for x
    x = 73,053,307,182,342.95/9,768,404.40
  6. Step 6: Final answer
    x = 7,478,530.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.