Home / 26,072,470.20-39,108,510.90-7,876,630.20

Finding the Fourth Proportional to 26,072,470.20, 39,108,510.90 and 7,876,630.20

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Solution

The fourth proportional to 26,072,470.20, 39,108,510.90 and 7,876,630.20 is: 11,814,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072,470.20 : 39,108,510.90 = 7,876,630.20 : x
  2. Step 2: Convert to fraction form
    26,072,470.20/39,108,510.90 = 7,876,630.20/x
  3. Step 3: Cross multiply
    26,072,470.20x = 39,108,510.90 × 7,876,630.20
  4. Step 4: Simplify right side
    26,072,470.20x = 308,043,278,031,969.19
  5. Step 5: Solve for x
    x = 308,043,278,031,969.19/26,072,470.20
  6. Step 6: Final answer
    x = 11,814,886.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.