Home / 74,745,230.40-112,145,839.20-29,339,611.20

Finding the Fourth Proportional to 74,745,230.40, 112,145,839.20 and 29,339,611.20

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Solution

The fourth proportional to 74,745,230.40, 112,145,839.20 and 29,339,611.20 is: 44,020,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,230.40 : 112,145,839.20 = 29,339,611.20 : x
  2. Step 2: Convert to fraction form
    74,745,230.40/112,145,839.20 = 29,339,611.20/x
  3. Step 3: Cross multiply
    74,745,230.40x = 112,145,839.20 × 29,339,611.20
  4. Step 4: Simplify right side
    74,745,230.40x = 3,290,315,319,825,719
  5. Step 5: Solve for x
    x = 3,290,315,319,825,719/74,745,230.40
  6. Step 6: Final answer
    x = 44,020,405.08

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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.