Home / 25,440,114.80-38,160,172.20-15,236,447.60

Finding the Fourth Proportional to 25,440,114.80, 38,160,172.20 and 15,236,447.60

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Solution

The fourth proportional to 25,440,114.80, 38,160,172.20 and 15,236,447.60 is: 22,854,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440,114.80 : 38,160,172.20 = 15,236,447.60 : x
  2. Step 2: Convert to fraction form
    25,440,114.80/38,160,172.20 = 15,236,447.60/x
  3. Step 3: Cross multiply
    25,440,114.80x = 38,160,172.20 × 15,236,447.60
  4. Step 4: Simplify right side
    25,440,114.80x = 581,425,464,132,276.75
  5. Step 5: Solve for x
    x = 581,425,464,132,276.75/25,440,114.80
  6. Step 6: Final answer
    x = 22,854,671.40

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1.5x scale

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.