Home / 74,713,995.72-112,092,694.56-30,986,735.40

Finding the Fourth Proportional to 74,713,995.72, 112,092,694.56 and 30,986,735.40

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Solution

The fourth proportional to 74,713,995.72, 112,092,694.56 and 30,986,735.40 is: 46,489,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,713,995.72 : 112,092,694.56 = 30,986,735.40 : x
  2. Step 2: Convert to fraction form
    74,713,995.72/112,092,694.56 = 30,986,735.40/x
  3. Step 3: Cross multiply
    74,713,995.72x = 112,092,694.56 × 30,986,735.40
  4. Step 4: Simplify right side
    74,713,995.72x = 3,473,386,666,603,739.50
  5. Step 5: Solve for x
    x = 3,473,386,666,603,739.50/74,713,995.72
  6. Step 6: Final answer
    x = 46,489,103.32

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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.