Home / 8,707,959.72-13,049,534.88-6,415,455.24

Finding the Fourth Proportional to 8,707,959.72, 13,049,534.88 and 6,415,455.24

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Solution

The fourth proportional to 8,707,959.72, 13,049,534.88 and 6,415,455.24 is: 9,614,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,959.72 : 13,049,534.88 = 6,415,455.24 : x
  2. Step 2: Convert to fraction form
    8,707,959.72/13,049,534.88 = 6,415,455.24/x
  3. Step 3: Cross multiply
    8,707,959.72x = 13,049,534.88 × 6,415,455.24
  4. Step 4: Simplify right side
    8,707,959.72x = 83,718,706,925,458.78
  5. Step 5: Solve for x
    x = 83,718,706,925,458.78/8,707,959.72
  6. Step 6: Final answer
    x = 9,614,043.89

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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.