Home / 40,072,328.38-55,299,830.79-22,668,301.18

Finding the Fourth Proportional to 40,072,328.38, 55,299,830.79 and 22,668,301.18

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Solution

The fourth proportional to 40,072,328.38, 55,299,830.79 and 22,668,301.18 is: 31,282,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072,328.38 : 55,299,830.79 = 22,668,301.18 : x
  2. Step 2: Convert to fraction form
    40,072,328.38/55,299,830.79 = 22,668,301.18/x
  3. Step 3: Cross multiply
    40,072,328.38x = 55,299,830.79 × 22,668,301.18
  4. Step 4: Simplify right side
    40,072,328.38x = 1,253,553,219,550,757.25
  5. Step 5: Solve for x
    x = 1,253,553,219,550,757.25/40,072,328.38
  6. Step 6: Final answer
    x = 31,282,265.60

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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.