Home / 7,350,619.62-10,143,863.37-4,087,364.25

Finding the Fourth Proportional to 7,350,619.62, 10,143,863.37 and 4,087,364.25

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Solution

The fourth proportional to 7,350,619.62, 10,143,863.37 and 4,087,364.25 is: 5,640,567.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350,619.62 : 10,143,863.37 = 4,087,364.25 : x
  2. Step 2: Convert to fraction form
    7,350,619.62/10,143,863.37 = 4,087,364.25/x
  3. Step 3: Cross multiply
    7,350,619.62x = 10,143,863.37 × 4,087,364.25
  4. Step 4: Simplify right side
    7,350,619.62x = 41,461,664,495,422.52
  5. Step 5: Solve for x
    x = 41,461,664,495,422.52/7,350,619.62
  6. Step 6: Final answer
    x = 5,640,567.28

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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.