Home / 38,326,948.68-57,487,184.46-12,418,701.60

Finding the Fourth Proportional to 38,326,948.68, 57,487,184.46 and 12,418,701.60

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Solution

The fourth proportional to 38,326,948.68, 57,487,184.46 and 12,418,701.60 is: 18,627,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326,948.68 : 57,487,184.46 = 12,418,701.60 : x
  2. Step 2: Convert to fraction form
    38,326,948.68/57,487,184.46 = 12,418,701.60/x
  3. Step 3: Cross multiply
    38,326,948.68x = 57,487,184.46 × 12,418,701.60
  4. Step 4: Simplify right side
    38,326,948.68x = 713,916,189,632,897.12
  5. Step 5: Solve for x
    x = 713,916,189,632,897.12/38,326,948.68
  6. Step 6: Final answer
    x = 18,627,003.04

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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.