Home / 54,874,782.24-75,721,741.92-31,677,382.32

Finding the Fourth Proportional to 54,874,782.24, 75,721,741.92 and 31,677,382.32

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Solution

The fourth proportional to 54,874,782.24, 75,721,741.92 and 31,677,382.32 is: 43,711,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874,782.24 : 75,721,741.92 = 31,677,382.32 : x
  2. Step 2: Convert to fraction form
    54,874,782.24/75,721,741.92 = 31,677,382.32/x
  3. Step 3: Cross multiply
    54,874,782.24x = 75,721,741.92 × 31,677,382.32
  4. Step 4: Simplify right side
    54,874,782.24x = 2,398,666,568,736,211
  5. Step 5: Solve for x
    x = 2,398,666,568,736,211/54,874,782.24
  6. Step 6: Final answer
    x = 43,711,637.13

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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.