Home / 8,862,891.20-13,294,336.80-2,879,259.20

Finding the Fourth Proportional to 8,862,891.20, 13,294,336.80 and 2,879,259.20

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Solution

The fourth proportional to 8,862,891.20, 13,294,336.80 and 2,879,259.20 is: 4,318,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862,891.20 : 13,294,336.80 = 2,879,259.20 : x
  2. Step 2: Convert to fraction form
    8,862,891.20/13,294,336.80 = 2,879,259.20/x
  3. Step 3: Cross multiply
    8,862,891.20x = 13,294,336.80 × 2,879,259.20
  4. Step 4: Simplify right side
    8,862,891.20x = 38,277,841,539,298.56
  5. Step 5: Solve for x
    x = 38,277,841,539,298.56/8,862,891.20
  6. Step 6: Final answer
    x = 4,318,888.80

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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.