Home / 25,596,156.40-38,394,234.60-16,986,812.20

Finding the Fourth Proportional to 25,596,156.40, 38,394,234.60 and 16,986,812.20

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Solution

The fourth proportional to 25,596,156.40, 38,394,234.60 and 16,986,812.20 is: 25,480,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,596,156.40 : 38,394,234.60 = 16,986,812.20 : x
  2. Step 2: Convert to fraction form
    25,596,156.40/38,394,234.60 = 16,986,812.20/x
  3. Step 3: Cross multiply
    25,596,156.40x = 38,394,234.60 × 16,986,812.20
  4. Step 4: Simplify right side
    25,596,156.40x = 652,195,652,712,942.12
  5. Step 5: Solve for x
    x = 652,195,652,712,942.12/25,596,156.40
  6. Step 6: Final answer
    x = 25,480,218.30

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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.