Home / 10,374,973.60-15,564,793.20-3,186,839.20

Finding the Fourth Proportional to 10,374,973.60, 15,564,793.20 and 3,186,839.20

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Solution

The fourth proportional to 10,374,973.60, 15,564,793.20 and 3,186,839.20 is: 4,780,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374,973.60 : 15,564,793.20 = 3,186,839.20 : x
  2. Step 2: Convert to fraction form
    10,374,973.60/15,564,793.20 = 3,186,839.20/x
  3. Step 3: Cross multiply
    10,374,973.60x = 15,564,793.20 × 3,186,839.20
  4. Step 4: Simplify right side
    10,374,973.60x = 49,602,493,109,653.44
  5. Step 5: Solve for x
    x = 49,602,493,109,653.44/10,374,973.60
  6. Step 6: Final answer
    x = 4,780,975.36

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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.