Home / 20,239,765.76-30,357,767.16-5,668,004

Finding the Fourth Proportional to 20,239,765.76, 30,357,767.16 and 5,668,004

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Solution

The fourth proportional to 20,239,765.76, 30,357,767.16 and 5,668,004 is: 8,501,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,765.76 : 30,357,767.16 = 5,668,004 : x
  2. Step 2: Convert to fraction form
    20,239,765.76/30,357,767.16 = 5,668,004/x
  3. Step 3: Cross multiply
    20,239,765.76x = 30,357,767.16 × 5,668,004
  4. Step 4: Simplify right side
    20,239,765.76x = 172,067,945,693,948.66
  5. Step 5: Solve for x
    x = 172,067,945,693,948.66/20,239,765.76
  6. Step 6: Final answer
    x = 8,501,479.10

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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.