Home / 11,445,793.20-17,168,689.80-10,369,625.18

Finding the Fourth Proportional to 11,445,793.20, 17,168,689.80 and 10,369,625.18

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Solution

The fourth proportional to 11,445,793.20, 17,168,689.80 and 10,369,625.18 is: 15,554,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445,793.20 : 17,168,689.80 = 10,369,625.18 : x
  2. Step 2: Convert to fraction form
    11,445,793.20/17,168,689.80 = 10,369,625.18/x
  3. Step 3: Cross multiply
    11,445,793.20x = 17,168,689.80 × 10,369,625.18
  4. Step 4: Simplify right side
    11,445,793.20x = 178,032,877,971,845.75
  5. Step 5: Solve for x
    x = 178,032,877,971,845.75/11,445,793.20
  6. Step 6: Final answer
    x = 15,554,437.76

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Similar ratio
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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.