Home / 16,765,793.20-25,148,689.80-5,406,612.40

Finding the Fourth Proportional to 16,765,793.20, 25,148,689.80 and 5,406,612.40

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Solution

The fourth proportional to 16,765,793.20, 25,148,689.80 and 5,406,612.40 is: 8,109,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765,793.20 : 25,148,689.80 = 5,406,612.40 : x
  2. Step 2: Convert to fraction form
    16,765,793.20/25,148,689.80 = 5,406,612.40/x
  3. Step 3: Cross multiply
    16,765,793.20x = 25,148,689.80 × 5,406,612.40
  4. Step 4: Simplify right side
    16,765,793.20x = 135,969,218,116,433.53
  5. Step 5: Solve for x
    x = 135,969,218,116,433.53/16,765,793.20
  6. Step 6: Final answer
    x = 8,109,918.60

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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.