Home / 10,223,371.60-14,107,272.57-5,639,397.73

Finding the Fourth Proportional to 10,223,371.60, 14,107,272.57 and 5,639,397.73

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Solution

The fourth proportional to 10,223,371.60, 14,107,272.57 and 5,639,397.73 is: 7,781,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,371.60 : 14,107,272.57 = 5,639,397.73 : x
  2. Step 2: Convert to fraction form
    10,223,371.60/14,107,272.57 = 5,639,397.73/x
  3. Step 3: Cross multiply
    10,223,371.60x = 14,107,272.57 × 5,639,397.73
  4. Step 4: Simplify right side
    10,223,371.60x = 79,556,520,872,481.09
  5. Step 5: Solve for x
    x = 79,556,520,872,481.09/10,223,371.60
  6. Step 6: Final answer
    x = 7,781,828.15

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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.