Home / 7,799,768.22-10,766,385.60-5,360,454.02

Finding the Fourth Proportional to 7,799,768.22, 10,766,385.60 and 5,360,454.02

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Solution

The fourth proportional to 7,799,768.22, 10,766,385.60 and 5,360,454.02 is: 7,399,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799,768.22 : 10,766,385.60 = 5,360,454.02 : x
  2. Step 2: Convert to fraction form
    7,799,768.22/10,766,385.60 = 5,360,454.02/x
  3. Step 3: Cross multiply
    7,799,768.22x = 10,766,385.60 × 5,360,454.02
  4. Step 4: Simplify right side
    7,799,768.22x = 57,712,714,970,390.10
  5. Step 5: Solve for x
    x = 57,712,714,970,390.10/7,799,768.22
  6. Step 6: Final answer
    x = 7,399,285.89

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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.