Home / 18,918,829.32-28,375,549.39-5,963,296.28

Finding the Fourth Proportional to 18,918,829.32, 28,375,549.39 and 5,963,296.28

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Solution

The fourth proportional to 18,918,829.32, 28,375,549.39 and 5,963,296.28 is: 8,944,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,829.32 : 28,375,549.39 = 5,963,296.28 : x
  2. Step 2: Convert to fraction form
    18,918,829.32/28,375,549.39 = 5,963,296.28/x
  3. Step 3: Cross multiply
    18,918,829.32x = 28,375,549.39 × 5,963,296.28
  4. Step 4: Simplify right side
    18,918,829.32x = 169,211,808,156,713.28
  5. Step 5: Solve for x
    x = 169,211,808,156,713.28/18,918,829.32
  6. Step 6: Final answer
    x = 8,944,095.08

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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.