Home / 54,306,490.16-81,510,926.92-19,796,248.20

Finding the Fourth Proportional to 54,306,490.16, 81,510,926.92 and 19,796,248.20

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Solution

The fourth proportional to 54,306,490.16, 81,510,926.92 and 19,796,248.20 is: 29,713,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306,490.16 : 81,510,926.92 = 19,796,248.20 : x
  2. Step 2: Convert to fraction form
    54,306,490.16/81,510,926.92 = 19,796,248.20/x
  3. Step 3: Cross multiply
    54,306,490.16x = 81,510,926.92 × 19,796,248.20
  4. Step 4: Simplify right side
    54,306,490.16x = 1,613,610,540,320,381.50
  5. Step 5: Solve for x
    x = 1,613,610,540,320,381.50/54,306,490.16
  6. Step 6: Final answer
    x = 29,713,033.11

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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.