Home / 49,435,102.40-74,152,653.60-47,419,563.20

Finding the Fourth Proportional to 49,435,102.40, 74,152,653.60 and 47,419,563.20

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Solution

The fourth proportional to 49,435,102.40, 74,152,653.60 and 47,419,563.20 is: 71,129,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,435,102.40 : 74,152,653.60 = 47,419,563.20 : x
  2. Step 2: Convert to fraction form
    49,435,102.40/74,152,653.60 = 47,419,563.20/x
  3. Step 3: Cross multiply
    49,435,102.40x = 74,152,653.60 × 47,419,563.20
  4. Step 4: Simplify right side
    49,435,102.40x = 3,516,286,443,832,907.50
  5. Step 5: Solve for x
    x = 3,516,286,443,832,907.50/49,435,102.40
  6. Step 6: Final answer
    x = 71,129,344.80

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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.