Home / 30,619,474.20-45,929,211.30-25,234,205.40

Finding the Fourth Proportional to 30,619,474.20, 45,929,211.30 and 25,234,205.40

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Solution

The fourth proportional to 30,619,474.20, 45,929,211.30 and 25,234,205.40 is: 37,851,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,474.20 : 45,929,211.30 = 25,234,205.40 : x
  2. Step 2: Convert to fraction form
    30,619,474.20/45,929,211.30 = 25,234,205.40/x
  3. Step 3: Cross multiply
    30,619,474.20x = 45,929,211.30 × 25,234,205.40
  4. Step 4: Simplify right side
    30,619,474.20x = 1,158,987,151,804,201
  5. Step 5: Solve for x
    x = 1,158,987,151,804,201/30,619,474.20
  6. Step 6: Final answer
    x = 37,851,308.10

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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.