Home / 78,732,036.74-108,650,050.31-43,922,651.24

Finding the Fourth Proportional to 78,732,036.74, 108,650,050.31 and 43,922,651.24

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Solution

The fourth proportional to 78,732,036.74, 108,650,050.31 and 43,922,651.24 is: 60,613,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,036.74 : 108,650,050.31 = 43,922,651.24 : x
  2. Step 2: Convert to fraction form
    78,732,036.74/108,650,050.31 = 43,922,651.24/x
  3. Step 3: Cross multiply
    78,732,036.74x = 108,650,050.31 × 43,922,651.24
  4. Step 4: Simplify right side
    78,732,036.74x = 4,772,198,266,754,971
  5. Step 5: Solve for x
    x = 4,772,198,266,754,971/78,732,036.74
  6. Step 6: Final answer
    x = 60,613,169.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.