Home / 16,771,276.80-25,156,915.20-11,396,505.60

Finding the Fourth Proportional to 16,771,276.80, 25,156,915.20 and 11,396,505.60

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Solution

The fourth proportional to 16,771,276.80, 25,156,915.20 and 11,396,505.60 is: 17,094,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771,276.80 : 25,156,915.20 = 11,396,505.60 : x
  2. Step 2: Convert to fraction form
    16,771,276.80/25,156,915.20 = 11,396,505.60/x
  3. Step 3: Cross multiply
    16,771,276.80x = 25,156,915.20 × 11,396,505.60
  4. Step 4: Simplify right side
    16,771,276.80x = 286,700,924,955,525.12
  5. Step 5: Solve for x
    x = 286,700,924,955,525.12/16,771,276.80
  6. Step 6: Final answer
    x = 17,094,758.40

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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.