Home / 5,256,013.60-7,884,020.40-5,220,584.20

Finding the Fourth Proportional to 5,256,013.60, 7,884,020.40 and 5,220,584.20

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Solution

The fourth proportional to 5,256,013.60, 7,884,020.40 and 5,220,584.20 is: 7,830,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,013.60 : 7,884,020.40 = 5,220,584.20 : x
  2. Step 2: Convert to fraction form
    5,256,013.60/7,884,020.40 = 5,220,584.20/x
  3. Step 3: Cross multiply
    5,256,013.60x = 7,884,020.40 × 5,220,584.20
  4. Step 4: Simplify right side
    5,256,013.60x = 41,159,192,332,717.68
  5. Step 5: Solve for x
    x = 41,159,192,332,717.68/5,256,013.60
  6. Step 6: Final answer
    x = 7,830,876.30

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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.