Home / 54,606,618.30-81,909,927.45-49,126,871.10

Finding the Fourth Proportional to 54,606,618.30, 81,909,927.45 and 49,126,871.10

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Solution

The fourth proportional to 54,606,618.30, 81,909,927.45 and 49,126,871.10 is: 73,690,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,606,618.30 : 81,909,927.45 = 49,126,871.10 : x
  2. Step 2: Convert to fraction form
    54,606,618.30/81,909,927.45 = 49,126,871.10/x
  3. Step 3: Cross multiply
    54,606,618.30x = 81,909,927.45 × 49,126,871.10
  4. Step 4: Simplify right side
    54,606,618.30x = 4,023,978,447,646,502
  5. Step 5: Solve for x
    x = 4,023,978,447,646,502/54,606,618.30
  6. Step 6: Final answer
    x = 73,690,306.65

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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.