Home / 55,837,010.38-77,053,969.29-31,056,664.18

Finding the Fourth Proportional to 55,837,010.38, 77,053,969.29 and 31,056,664.18

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Solution

The fourth proportional to 55,837,010.38, 77,053,969.29 and 31,056,664.18 is: 42,857,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,837,010.38 : 77,053,969.29 = 31,056,664.18 : x
  2. Step 2: Convert to fraction form
    55,837,010.38/77,053,969.29 = 31,056,664.18/x
  3. Step 3: Cross multiply
    55,837,010.38x = 77,053,969.29 × 31,056,664.18
  4. Step 4: Simplify right side
    55,837,010.38x = 2,393,039,247,975,563
  5. Step 5: Solve for x
    x = 2,393,039,247,975,563/55,837,010.38
  6. Step 6: Final answer
    x = 42,857,581.95

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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.