Home / 40,371,969.15-55,712,606.55-22,967,943.42

Finding the Fourth Proportional to 40,371,969.15, 55,712,606.55 and 22,967,943.42

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Solution

The fourth proportional to 40,371,969.15, 55,712,606.55 and 22,967,943.42 is: 31,695,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,371,969.15 : 55,712,606.55 = 22,967,943.42 : x
  2. Step 2: Convert to fraction form
    40,371,969.15/55,712,606.55 = 22,967,943.42/x
  3. Step 3: Cross multiply
    40,371,969.15x = 55,712,606.55 × 22,967,943.42
  4. Step 4: Simplify right side
    40,371,969.15x = 1,279,603,995,021,121.50
  5. Step 5: Solve for x
    x = 1,279,603,995,021,121.50/40,371,969.15
  6. Step 6: Final answer
    x = 31,695,357.50

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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.