Home / 9,139,694.92-13,627,831.16-8,888,589.05

Finding the Fourth Proportional to 9,139,694.92, 13,627,831.16 and 8,888,589.05

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Solution

The fourth proportional to 9,139,694.92, 13,627,831.16 and 8,888,589.05 is: 13,253,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,694.92 : 13,627,831.16 = 8,888,589.05 : x
  2. Step 2: Convert to fraction form
    9,139,694.92/13,627,831.16 = 8,888,589.05/x
  3. Step 3: Cross multiply
    9,139,694.92x = 13,627,831.16 × 8,888,589.05
  4. Step 4: Simplify right side
    9,139,694.92x = 121,132,190,824,024.81
  5. Step 5: Solve for x
    x = 121,132,190,824,024.81/9,139,694.92
  6. Step 6: Final answer
    x = 13,253,417.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.