Home / 39,978,029.30-59,941,061.78-15,719,322.29

Finding the Fourth Proportional to 39,978,029.30, 59,941,061.78 and 15,719,322.29

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Solution

The fourth proportional to 39,978,029.30, 59,941,061.78 and 15,719,322.29 is: 23,568,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,978,029.30 : 59,941,061.78 = 15,719,322.29 : x
  2. Step 2: Convert to fraction form
    39,978,029.30/59,941,061.78 = 15,719,322.29/x
  3. Step 3: Cross multiply
    39,978,029.30x = 59,941,061.78 × 15,719,322.29
  4. Step 4: Simplify right side
    39,978,029.30x = 942,232,868,146,319.12
  5. Step 5: Solve for x
    x = 942,232,868,146,319.12/39,978,029.30
  6. Step 6: Final answer
    x = 23,568,767.26

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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.