Home / 40,376,581.74-55,719,909.20-22,972,926.60

Finding the Fourth Proportional to 40,376,581.74, 55,719,909.20 and 22,972,926.60

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Solution

The fourth proportional to 40,376,581.74, 55,719,909.20 and 22,972,926.60 is: 31,702,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376,581.74 : 55,719,909.20 = 22,972,926.60 : x
  2. Step 2: Convert to fraction form
    40,376,581.74/55,719,909.20 = 22,972,926.60/x
  3. Step 3: Cross multiply
    40,376,581.74x = 55,719,909.20 × 22,972,926.60
  4. Step 4: Simplify right side
    40,376,581.74x = 1,280,049,384,095,400.25
  5. Step 5: Solve for x
    x = 1,280,049,384,095,400.25/40,376,581.74
  6. Step 6: Final answer
    x = 31,702,767.52

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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.