Home / 74,914,452.59-112,371,823.38-28,878,000.76

Finding the Fourth Proportional to 74,914,452.59, 112,371,823.38 and 28,878,000.76

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Solution

The fourth proportional to 74,914,452.59, 112,371,823.38 and 28,878,000.76 is: 43,317,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,914,452.59 : 112,371,823.38 = 28,878,000.76 : x
  2. Step 2: Convert to fraction form
    74,914,452.59/112,371,823.38 = 28,878,000.76/x
  3. Step 3: Cross multiply
    74,914,452.59x = 112,371,823.38 × 28,878,000.76
  4. Step 4: Simplify right side
    74,914,452.59x = 3,245,073,600,408,366.50
  5. Step 5: Solve for x
    x = 3,245,073,600,408,366.50/74,914,452.59
  6. Step 6: Final answer
    x = 43,317,056.83

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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.