Home / 9,965,695.30-13,752,700.20-5,614,844.69

Finding the Fourth Proportional to 9,965,695.30, 13,752,700.20 and 5,614,844.69

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Solution

The fourth proportional to 9,965,695.30, 13,752,700.20 and 5,614,844.69 is: 7,748,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,695.30 : 13,752,700.20 = 5,614,844.69 : x
  2. Step 2: Convert to fraction form
    9,965,695.30/13,752,700.20 = 5,614,844.69/x
  3. Step 3: Cross multiply
    9,965,695.30x = 13,752,700.20 × 5,614,844.69
  4. Step 4: Simplify right side
    9,965,695.30x = 77,219,275,725,513.69
  5. Step 5: Solve for x
    x = 77,219,275,725,513.69/9,965,695.30
  6. Step 6: Final answer
    x = 7,748,508.60

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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.