Home / 7,350,527.71-10,143,311.57-4,087,272.38

Finding the Fourth Proportional to 7,350,527.71, 10,143,311.57 and 4,087,272.38

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Solution

The fourth proportional to 7,350,527.71, 10,143,311.57 and 4,087,272.38 is: 5,640,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350,527.71 : 10,143,311.57 = 4,087,272.38 : x
  2. Step 2: Convert to fraction form
    7,350,527.71/10,143,311.57 = 4,087,272.38/x
  3. Step 3: Cross multiply
    7,350,527.71x = 10,143,311.57 × 4,087,272.38
  4. Step 4: Simplify right side
    7,350,527.71x = 41,458,477,165,969.79
  5. Step 5: Solve for x
    x = 41,458,477,165,969.79/7,350,527.71
  6. Step 6: Final answer
    x = 5,640,204.19

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Double scale
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1.5x scale

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.