Home / 12,456,680.10-18,685,020.15-9,268,034.10

Finding the Fourth Proportional to 12,456,680.10, 18,685,020.15 and 9,268,034.10

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Solution

The fourth proportional to 12,456,680.10, 18,685,020.15 and 9,268,034.10 is: 13,902,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,680.10 : 18,685,020.15 = 9,268,034.10 : x
  2. Step 2: Convert to fraction form
    12,456,680.10/18,685,020.15 = 9,268,034.10/x
  3. Step 3: Cross multiply
    12,456,680.10x = 18,685,020.15 × 9,268,034.10
  4. Step 4: Simplify right side
    12,456,680.10x = 173,173,403,909,387.09
  5. Step 5: Solve for x
    x = 173,173,403,909,387.09/12,456,680.10
  6. Step 6: Final answer
    x = 13,902,051.15

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Similar ratio
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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.