Home / 73,911,171.88-101,998,077.76-40,873,643.66

Finding the Fourth Proportional to 73,911,171.88, 101,998,077.76 and 40,873,643.66

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Solution

The fourth proportional to 73,911,171.88, 101,998,077.76 and 40,873,643.66 is: 56,405,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911,171.88 : 101,998,077.76 = 40,873,643.66 : x
  2. Step 2: Convert to fraction form
    73,911,171.88/101,998,077.76 = 40,873,643.66/x
  3. Step 3: Cross multiply
    73,911,171.88x = 101,998,077.76 × 40,873,643.66
  4. Step 4: Simplify right side
    73,911,171.88x = 4,169,033,084,673,298.50
  5. Step 5: Solve for x
    x = 4,169,033,084,673,298.50/73,911,171.88
  6. Step 6: Final answer
    x = 56,405,993.55

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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.