Home / 20,397,763.23-30,598,886.52-6,745,936.76

Finding the Fourth Proportional to 20,397,763.23, 30,598,886.52 and 6,745,936.76

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Solution

The fourth proportional to 20,397,763.23, 30,598,886.52 and 6,745,936.76 is: 10,119,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397,763.23 : 30,598,886.52 = 6,745,936.76 : x
  2. Step 2: Convert to fraction form
    20,397,763.23/30,598,886.52 = 6,745,936.76/x
  3. Step 3: Cross multiply
    20,397,763.23x = 30,598,886.52 × 6,745,936.76
  4. Step 4: Simplify right side
    20,397,763.23x = 206,418,153,356,606.78
  5. Step 5: Solve for x
    x = 206,418,153,356,606.78/20,397,763.23
  6. Step 6: Final answer
    x = 10,119,646.51

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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.