Home / 18,944,086.40-28,416,129.60-17,376,444.80

Finding the Fourth Proportional to 18,944,086.40, 28,416,129.60 and 17,376,444.80

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Solution

The fourth proportional to 18,944,086.40, 28,416,129.60 and 17,376,444.80 is: 26,064,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,086.40 : 28,416,129.60 = 17,376,444.80 : x
  2. Step 2: Convert to fraction form
    18,944,086.40/28,416,129.60 = 17,376,444.80/x
  3. Step 3: Cross multiply
    18,944,086.40x = 28,416,129.60 × 17,376,444.80
  4. Step 4: Simplify right side
    18,944,086.40x = 493,771,307,424,046.12
  5. Step 5: Solve for x
    x = 493,771,307,424,046.12/18,944,086.40
  6. Step 6: Final answer
    x = 26,064,667.20

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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.