Home / 16,768,132.80-25,152,199.20-15,536,414.40

Finding the Fourth Proportional to 16,768,132.80, 25,152,199.20 and 15,536,414.40

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Solution

The fourth proportional to 16,768,132.80, 25,152,199.20 and 15,536,414.40 is: 23,304,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768,132.80 : 25,152,199.20 = 15,536,414.40 : x
  2. Step 2: Convert to fraction form
    16,768,132.80/25,152,199.20 = 15,536,414.40/x
  3. Step 3: Cross multiply
    16,768,132.80x = 25,152,199.20 × 15,536,414.40
  4. Step 4: Simplify right side
    16,768,132.80x = 390,774,989,842,548.50
  5. Step 5: Solve for x
    x = 390,774,989,842,548.50/16,768,132.80
  6. Step 6: Final answer
    x = 23,304,621.60

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Similar ratio
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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.