Home / 54,561,743.86-75,283,966.52-31,352,386.78

Finding the Fourth Proportional to 54,561,743.86, 75,283,966.52 and 31,352,386.78

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Solution

The fourth proportional to 54,561,743.86, 75,283,966.52 and 31,352,386.78 is: 43,259,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561,743.86 : 75,283,966.52 = 31,352,386.78 : x
  2. Step 2: Convert to fraction form
    54,561,743.86/75,283,966.52 = 31,352,386.78/x
  3. Step 3: Cross multiply
    54,561,743.86x = 75,283,966.52 × 31,352,386.78
  4. Step 4: Simplify right side
    54,561,743.86x = 2,360,332,036,667,610.50
  5. Step 5: Solve for x
    x = 2,360,332,036,667,610.50/54,561,743.86
  6. Step 6: Final answer
    x = 43,259,835.00

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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.