Home / 6,518,810.88-9,787,814.46-3,645,806.31

Finding the Fourth Proportional to 6,518,810.88, 9,787,814.46 and 3,645,806.31

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Solution

The fourth proportional to 6,518,810.88, 9,787,814.46 and 3,645,806.31 is: 5,474,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,810.88 : 9,787,814.46 = 3,645,806.31 : x
  2. Step 2: Convert to fraction form
    6,518,810.88/9,787,814.46 = 3,645,806.31/x
  3. Step 3: Cross multiply
    6,518,810.88x = 9,787,814.46 × 3,645,806.31
  4. Step 4: Simplify right side
    6,518,810.88x = 35,684,475,719,377.25
  5. Step 5: Solve for x
    x = 35,684,475,719,377.25/6,518,810.88
  6. Step 6: Final answer
    x = 5,474,077.46

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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.