Home / 65,482,896.93-98,195,829.74-18,786,079.29

Finding the Fourth Proportional to 65,482,896.93, 98,195,829.74 and 18,786,079.29

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Solution

The fourth proportional to 65,482,896.93, 98,195,829.74 and 18,786,079.29 is: 28,170,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,482,896.93 : 98,195,829.74 = 18,786,079.29 : x
  2. Step 2: Convert to fraction form
    65,482,896.93/98,195,829.74 = 18,786,079.29/x
  3. Step 3: Cross multiply
    65,482,896.93x = 98,195,829.74 × 18,786,079.29
  4. Step 4: Simplify right side
    65,482,896.93x = 1,844,714,643,442,980
  5. Step 5: Solve for x
    x = 1,844,714,643,442,980/65,482,896.93
  6. Step 6: Final answer
    x = 28,170,938.21

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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.