Home / 17,532,819.20-26,299,228.80-15,629,254.40

Finding the Fourth Proportional to 17,532,819.20, 26,299,228.80 and 15,629,254.40

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Solution

The fourth proportional to 17,532,819.20, 26,299,228.80 and 15,629,254.40 is: 23,443,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,532,819.20 : 26,299,228.80 = 15,629,254.40 : x
  2. Step 2: Convert to fraction form
    17,532,819.20/26,299,228.80 = 15,629,254.40/x
  3. Step 3: Cross multiply
    17,532,819.20x = 26,299,228.80 × 15,629,254.40
  4. Step 4: Simplify right side
    17,532,819.20x = 411,037,337,439,006.75
  5. Step 5: Solve for x
    x = 411,037,337,439,006.75/17,532,819.20
  6. Step 6: Final answer
    x = 23,443,881.60

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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.