Home / 10,612,308.60-15,921,827.82-3,788,735.40

Finding the Fourth Proportional to 10,612,308.60, 15,921,827.82 and 3,788,735.40

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Solution

The fourth proportional to 10,612,308.60, 15,921,827.82 and 3,788,735.40 is: 5,684,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,308.60 : 15,921,827.82 = 3,788,735.40 : x
  2. Step 2: Convert to fraction form
    10,612,308.60/15,921,827.82 = 3,788,735.40/x
  3. Step 3: Cross multiply
    10,612,308.60x = 15,921,827.82 × 3,788,735.40
  4. Step 4: Simplify right side
    10,612,308.60x = 60,323,592,694,338.83
  5. Step 5: Solve for x
    x = 60,323,592,694,338.83/10,612,308.60
  6. Step 6: Final answer
    x = 5,684,304.42

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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.