Home / 54,016,310.91-81,024,674.13-13,075,683.06

Finding the Fourth Proportional to 54,016,310.91, 81,024,674.13 and 13,075,683.06

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Solution

The fourth proportional to 54,016,310.91, 81,024,674.13 and 13,075,683.06 is: 19,613,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016,310.91 : 81,024,674.13 = 13,075,683.06 : x
  2. Step 2: Convert to fraction form
    54,016,310.91/81,024,674.13 = 13,075,683.06/x
  3. Step 3: Cross multiply
    54,016,310.91x = 81,024,674.13 × 13,075,683.06
  4. Step 4: Simplify right side
    54,016,310.91x = 1,059,452,958,963,661.25
  5. Step 5: Solve for x
    x = 1,059,452,958,963,661.25/54,016,310.91
  6. Step 6: Final answer
    x = 19,613,574.88

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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.