Home / 40,371,992.25-55,712,638.35-22,967,966.49

Finding the Fourth Proportional to 40,371,992.25, 55,712,638.35 and 22,967,966.49

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Solution

The fourth proportional to 40,371,992.25, 55,712,638.35 and 22,967,966.49 is: 31,695,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,371,992.25 : 55,712,638.35 = 22,967,966.49 : x
  2. Step 2: Convert to fraction form
    40,371,992.25/55,712,638.35 = 22,967,966.49/x
  3. Step 3: Cross multiply
    40,371,992.25x = 55,712,638.35 × 22,967,966.49
  4. Step 4: Simplify right side
    40,371,992.25x = 1,279,606,010,692,288.75
  5. Step 5: Solve for x
    x = 1,279,606,010,692,288.75/40,371,992.25
  6. Step 6: Final answer
    x = 31,695,389.29

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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.