Home / 54,561,840.40-81,606,564.60-48,845,897.20

Finding the Fourth Proportional to 54,561,840.40, 81,606,564.60 and 48,845,897.20

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Solution

The fourth proportional to 54,561,840.40, 81,606,564.60 and 48,845,897.20 is: 73,057,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561,840.40 : 81,606,564.60 = 48,845,897.20 : x
  2. Step 2: Convert to fraction form
    54,561,840.40/81,606,564.60 = 48,845,897.20/x
  3. Step 3: Cross multiply
    54,561,840.40x = 81,606,564.60 × 48,845,897.20
  4. Step 4: Simplify right side
    54,561,840.40x = 3,986,145,865,296,759
  5. Step 5: Solve for x
    x = 3,986,145,865,296,759/54,561,840.40
  6. Step 6: Final answer
    x = 73,057,393.89

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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.