Home / 38,098,428.86-52,576,780.20-20,694,768.86

Finding the Fourth Proportional to 38,098,428.86, 52,576,780.20 and 20,694,768.86

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Solution

The fourth proportional to 38,098,428.86, 52,576,780.20 and 20,694,768.86 is: 28,559,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,098,428.86 : 52,576,780.20 = 20,694,768.86 : x
  2. Step 2: Convert to fraction form
    38,098,428.86/52,576,780.20 = 20,694,768.86/x
  3. Step 3: Cross multiply
    38,098,428.86x = 52,576,780.20 × 20,694,768.86
  4. Step 4: Simplify right side
    38,098,428.86x = 1,088,064,313,642,024.62
  5. Step 5: Solve for x
    x = 1,088,064,313,642,024.62/38,098,428.86
  6. Step 6: Final answer
    x = 28,559,296.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.