Home / 54,356,521.04-81,537,638.52-13,967,278.16

Finding the Fourth Proportional to 54,356,521.04, 81,537,638.52 and 13,967,278.16

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Solution

The fourth proportional to 54,356,521.04, 81,537,638.52 and 13,967,278.16 is: 20,951,651.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,356,521.04 : 81,537,638.52 = 13,967,278.16 : x
  2. Step 2: Convert to fraction form
    54,356,521.04/81,537,638.52 = 13,967,278.16/x
  3. Step 3: Cross multiply
    54,356,521.04x = 81,537,638.52 × 13,967,278.16
  4. Step 4: Simplify right side
    54,356,521.04x = 1,138,858,877,718,370.75
  5. Step 5: Solve for x
    x = 1,138,858,877,718,370.75/54,356,521.04
  6. Step 6: Final answer
    x = 20,951,651.36

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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.