Home / 7,639,155.27-10,542,122.19-4,201,453.71

Finding the Fourth Proportional to 7,639,155.27, 10,542,122.19 and 4,201,453.71

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Solution

The fourth proportional to 7,639,155.27, 10,542,122.19 and 4,201,453.71 is: 5,798,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,155.27 : 10,542,122.19 = 4,201,453.71 : x
  2. Step 2: Convert to fraction form
    7,639,155.27/10,542,122.19 = 4,201,453.71/x
  3. Step 3: Cross multiply
    7,639,155.27x = 10,542,122.19 × 4,201,453.71
  4. Step 4: Simplify right side
    7,639,155.27x = 44,292,238,386,448.82
  5. Step 5: Solve for x
    x = 44,292,238,386,448.82/7,639,155.27
  6. Step 6: Final answer
    x = 5,798,054.47

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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.