Home / 22,438,588.20-30,976,959.51-15,927,771.66

Finding the Fourth Proportional to 22,438,588.20, 30,976,959.51 and 15,927,771.66

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Solution

The fourth proportional to 22,438,588.20, 30,976,959.51 and 15,927,771.66 is: 21,988,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438,588.20 : 30,976,959.51 = 15,927,771.66 : x
  2. Step 2: Convert to fraction form
    22,438,588.20/30,976,959.51 = 15,927,771.66/x
  3. Step 3: Cross multiply
    22,438,588.20x = 30,976,959.51 × 15,927,771.66
  4. Step 4: Simplify right side
    22,438,588.20x = 493,393,937,796,345.50
  5. Step 5: Solve for x
    x = 493,393,937,796,345.50/22,438,588.20
  6. Step 6: Final answer
    x = 21,988,635.53

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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.