Home / 18,944,065.40-28,416,098.10-17,376,423.80

Finding the Fourth Proportional to 18,944,065.40, 28,416,098.10 and 17,376,423.80

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Solution

The fourth proportional to 18,944,065.40, 28,416,098.10 and 17,376,423.80 is: 26,064,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,065.40 : 28,416,098.10 = 17,376,423.80 : x
  2. Step 2: Convert to fraction form
    18,944,065.40/28,416,098.10 = 17,376,423.80/x
  3. Step 3: Cross multiply
    18,944,065.40x = 28,416,098.10 × 17,376,423.80
  4. Step 4: Simplify right side
    18,944,065.40x = 493,770,163,327,974.81
  5. Step 5: Solve for x
    x = 493,770,163,327,974.81/18,944,065.40
  6. Step 6: Final answer
    x = 26,064,635.70

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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.