Home / 53,348,177.78-73,620,560.04-28,901,891.78

Finding the Fourth Proportional to 53,348,177.78, 73,620,560.04 and 28,901,891.78

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Solution

The fourth proportional to 53,348,177.78, 73,620,560.04 and 28,901,891.78 is: 39,884,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348,177.78 : 73,620,560.04 = 28,901,891.78 : x
  2. Step 2: Convert to fraction form
    53,348,177.78/73,620,560.04 = 28,901,891.78/x
  3. Step 3: Cross multiply
    53,348,177.78x = 73,620,560.04 × 28,901,891.78
  4. Step 4: Simplify right side
    53,348,177.78x = 2,127,773,459,059,072.75
  5. Step 5: Solve for x
    x = 2,127,773,459,059,072.75/53,348,177.78
  6. Step 6: Final answer
    x = 39,884,651.13

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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.