Home / 9,749,576.88-13,454,251.02-5,398,569.72

Finding the Fourth Proportional to 9,749,576.88, 13,454,251.02 and 5,398,569.72

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Solution

The fourth proportional to 9,749,576.88, 13,454,251.02 and 5,398,569.72 is: 7,449,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,576.88 : 13,454,251.02 = 5,398,569.72 : x
  2. Step 2: Convert to fraction form
    9,749,576.88/13,454,251.02 = 5,398,569.72/x
  3. Step 3: Cross multiply
    9,749,576.88x = 13,454,251.02 × 5,398,569.72
  4. Step 4: Simplify right side
    9,749,576.88x = 72,633,712,161,851.11
  5. Step 5: Solve for x
    x = 72,633,712,161,851.11/9,749,576.88
  6. Step 6: Final answer
    x = 7,449,934.81

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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.