Home / 73,026,252.51-100,782,988.92-40,431,204.51

Finding the Fourth Proportional to 73,026,252.51, 100,782,988.92 and 40,431,204.51

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Solution

The fourth proportional to 73,026,252.51, 100,782,988.92 and 40,431,204.51 is: 55,798,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,026,252.51 : 100,782,988.92 = 40,431,204.51 : x
  2. Step 2: Convert to fraction form
    73,026,252.51/100,782,988.92 = 40,431,204.51/x
  3. Step 3: Cross multiply
    73,026,252.51x = 100,782,988.92 × 40,431,204.51
  4. Step 4: Simplify right side
    73,026,252.51x = 4,074,777,636,405,542
  5. Step 5: Solve for x
    x = 4,074,777,636,405,542/73,026,252.51
  6. Step 6: Final answer
    x = 55,798,805.17

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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.