Home / 45,714,129.72-68,566,995.48-15,422,255.16

Finding the Fourth Proportional to 45,714,129.72, 68,566,995.48 and 15,422,255.16

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Solution

The fourth proportional to 45,714,129.72, 68,566,995.48 and 15,422,255.16 is: 23,131,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,714,129.72 : 68,566,995.48 = 15,422,255.16 : x
  2. Step 2: Convert to fraction form
    45,714,129.72/68,566,995.48 = 15,422,255.16/x
  3. Step 3: Cross multiply
    45,714,129.72x = 68,566,995.48 × 15,422,255.16
  4. Step 4: Simplify right side
    45,714,129.72x = 1,057,457,699,847,126.75
  5. Step 5: Solve for x
    x = 1,057,457,699,847,126.75/45,714,129.72
  6. Step 6: Final answer
    x = 23,131,966.12

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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.