Home / 9,478,359.36-13,080,199.68-5,807,282.88

Finding the Fourth Proportional to 9,478,359.36, 13,080,199.68 and 5,807,282.88

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Solution

The fourth proportional to 9,478,359.36, 13,080,199.68 and 5,807,282.88 is: 8,014,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,359.36 : 13,080,199.68 = 5,807,282.88 : x
  2. Step 2: Convert to fraction form
    9,478,359.36/13,080,199.68 = 5,807,282.88/x
  3. Step 3: Cross multiply
    9,478,359.36x = 13,080,199.68 × 5,807,282.88
  4. Step 4: Simplify right side
    9,478,359.36x = 75,960,419,668,645.47
  5. Step 5: Solve for x
    x = 75,960,419,668,645.47/9,478,359.36
  6. Step 6: Final answer
    x = 8,014,089.44

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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.