Home / 15,278,301.02-22,917,118.62-7,186,791.67

Finding the Fourth Proportional to 15,278,301.02, 22,917,118.62 and 7,186,791.67

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Solution

The fourth proportional to 15,278,301.02, 22,917,118.62 and 7,186,791.67 is: 10,780,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278,301.02 : 22,917,118.62 = 7,186,791.67 : x
  2. Step 2: Convert to fraction form
    15,278,301.02/22,917,118.62 = 7,186,791.67/x
  3. Step 3: Cross multiply
    15,278,301.02x = 22,917,118.62 × 7,186,791.67
  4. Step 4: Simplify right side
    15,278,301.02x = 164,700,557,198,617.91
  5. Step 5: Solve for x
    x = 164,700,557,198,617.91/15,278,301.02
  6. Step 6: Final answer
    x = 10,780,030.91

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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.