Home / 7,080,823.47-9,771,521.87-3,983,348.95

Finding the Fourth Proportional to 7,080,823.47, 9,771,521.87 and 3,983,348.95

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Solution

The fourth proportional to 7,080,823.47, 9,771,521.87 and 3,983,348.95 is: 5,497,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080,823.47 : 9,771,521.87 = 3,983,348.95 : x
  2. Step 2: Convert to fraction form
    7,080,823.47/9,771,521.87 = 3,983,348.95/x
  3. Step 3: Cross multiply
    7,080,823.47x = 9,771,521.87 × 3,983,348.95
  4. Step 4: Simplify right side
    7,080,823.47x = 38,923,381,366,296.10
  5. Step 5: Solve for x
    x = 38,923,381,366,296.10/7,080,823.47
  6. Step 6: Final answer
    x = 5,497,013.38

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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.