Home / 15,168,425.60-22,752,638.40-8,775,387.20

Finding the Fourth Proportional to 15,168,425.60, 22,752,638.40 and 8,775,387.20

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Solution

The fourth proportional to 15,168,425.60, 22,752,638.40 and 8,775,387.20 is: 13,163,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168,425.60 : 22,752,638.40 = 8,775,387.20 : x
  2. Step 2: Convert to fraction form
    15,168,425.60/22,752,638.40 = 8,775,387.20/x
  3. Step 3: Cross multiply
    15,168,425.60x = 22,752,638.40 × 8,775,387.20
  4. Step 4: Simplify right side
    15,168,425.60x = 199,663,211,781,588.44
  5. Step 5: Solve for x
    x = 199,663,211,781,588.44/15,168,425.60
  6. Step 6: Final answer
    x = 13,163,080.80

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1.5x scale

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.