Home / 36,386,411.75-50,217,651.36-20,709,247.93

Finding the Fourth Proportional to 36,386,411.75, 50,217,651.36 and 20,709,247.93

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Solution

The fourth proportional to 36,386,411.75, 50,217,651.36 and 20,709,247.93 is: 28,581,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386,411.75 : 50,217,651.36 = 20,709,247.93 : x
  2. Step 2: Convert to fraction form
    36,386,411.75/50,217,651.36 = 20,709,247.93/x
  3. Step 3: Cross multiply
    36,386,411.75x = 50,217,651.36 × 20,709,247.93
  4. Step 4: Simplify right side
    36,386,411.75x = 1,039,969,792,476,541.62
  5. Step 5: Solve for x
    x = 1,039,969,792,476,541.62/36,386,411.75
  6. Step 6: Final answer
    x = 28,581,268.18

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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.