Home / 18,944,068.40-28,416,102.60-17,376,426.80

Finding the Fourth Proportional to 18,944,068.40, 28,416,102.60 and 17,376,426.80

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Solution

The fourth proportional to 18,944,068.40, 28,416,102.60 and 17,376,426.80 is: 26,064,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,068.40 : 28,416,102.60 = 17,376,426.80 : x
  2. Step 2: Convert to fraction form
    18,944,068.40/28,416,102.60 = 17,376,426.80/x
  3. Step 3: Cross multiply
    18,944,068.40x = 28,416,102.60 × 17,376,426.80
  4. Step 4: Simplify right side
    18,944,068.40x = 493,770,326,770,189.75
  5. Step 5: Solve for x
    x = 493,770,326,770,189.75/18,944,068.40
  6. Step 6: Final answer
    x = 26,064,640.20

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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.