Home / 8,635,386.80-12,953,080.20-2,650,977.20

Finding the Fourth Proportional to 8,635,386.80, 12,953,080.20 and 2,650,977.20

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Solution

The fourth proportional to 8,635,386.80, 12,953,080.20 and 2,650,977.20 is: 3,976,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635,386.80 : 12,953,080.20 = 2,650,977.20 : x
  2. Step 2: Convert to fraction form
    8,635,386.80/12,953,080.20 = 2,650,977.20/x
  3. Step 3: Cross multiply
    8,635,386.80x = 12,953,080.20 × 2,650,977.20
  4. Step 4: Simplify right side
    8,635,386.80x = 34,338,320,279,971.44
  5. Step 5: Solve for x
    x = 34,338,320,279,971.44/8,635,386.80
  6. Step 6: Final answer
    x = 3,976,465.80

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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.