Home / 40,011,763.39-55,216,325.89-22,371,294.57

Finding the Fourth Proportional to 40,011,763.39, 55,216,325.89 and 22,371,294.57

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Solution

The fourth proportional to 40,011,763.39, 55,216,325.89 and 22,371,294.57 is: 30,872,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,011,763.39 : 55,216,325.89 = 22,371,294.57 : x
  2. Step 2: Convert to fraction form
    40,011,763.39/55,216,325.89 = 22,371,294.57/x
  3. Step 3: Cross multiply
    40,011,763.39x = 55,216,325.89 × 22,371,294.57
  4. Step 4: Simplify right side
    40,011,763.39x = 1,235,260,691,563,963.50
  5. Step 5: Solve for x
    x = 1,235,260,691,563,963.50/40,011,763.39
  6. Step 6: Final answer
    x = 30,872,438.18

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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.