Home / 14,275,616.57-19,700,375.86-7,749,250.45

Finding the Fourth Proportional to 14,275,616.57, 19,700,375.86 and 7,749,250.45

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Solution

The fourth proportional to 14,275,616.57, 19,700,375.86 and 7,749,250.45 is: 10,693,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,616.57 : 19,700,375.86 = 7,749,250.45 : x
  2. Step 2: Convert to fraction form
    14,275,616.57/19,700,375.86 = 7,749,250.45/x
  3. Step 3: Cross multiply
    14,275,616.57x = 19,700,375.86 × 7,749,250.45
  4. Step 4: Simplify right side
    14,275,616.57x = 152,663,146,498,274.12
  5. Step 5: Solve for x
    x = 152,663,146,498,274.12/14,275,616.57
  6. Step 6: Final answer
    x = 10,693,979.19

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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.