Home / 45,714,128.72-68,566,993.96-15,422,254.16

Finding the Fourth Proportional to 45,714,128.72, 68,566,993.96 and 15,422,254.16

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Solution

The fourth proportional to 45,714,128.72, 68,566,993.96 and 15,422,254.16 is: 23,131,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,714,128.72 : 68,566,993.96 = 15,422,254.16 : x
  2. Step 2: Convert to fraction form
    45,714,128.72/68,566,993.96 = 15,422,254.16/x
  3. Step 3: Cross multiply
    45,714,128.72x = 68,566,993.96 × 15,422,254.16
  4. Step 4: Simplify right side
    45,714,128.72x = 1,057,457,607,838,304.75
  5. Step 5: Solve for x
    x = 1,057,457,607,838,304.75/45,714,128.72
  6. Step 6: Final answer
    x = 23,131,964.61

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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.