Home / 48,992,943.36-67,605,867.36-28,367,781.60

Finding the Fourth Proportional to 48,992,943.36, 67,605,867.36 and 28,367,781.60

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Solution

The fourth proportional to 48,992,943.36, 67,605,867.36 and 28,367,781.60 is: 39,144,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,992,943.36 : 67,605,867.36 = 28,367,781.60 : x
  2. Step 2: Convert to fraction form
    48,992,943.36/67,605,867.36 = 28,367,781.60/x
  3. Step 3: Cross multiply
    48,992,943.36x = 67,605,867.36 × 28,367,781.60
  4. Step 4: Simplify right side
    48,992,943.36x = 1,917,828,480,147,048.75
  5. Step 5: Solve for x
    x = 1,917,828,480,147,048.75/48,992,943.36
  6. Step 6: Final answer
    x = 39,144,994.13

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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.