Home / 9,139,639.06-13,627,747.78-8,888,533.18

Finding the Fourth Proportional to 9,139,639.06, 13,627,747.78 and 8,888,533.18

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Solution

The fourth proportional to 9,139,639.06, 13,627,747.78 and 8,888,533.18 is: 13,253,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,639.06 : 13,627,747.78 = 8,888,533.18 : x
  2. Step 2: Convert to fraction form
    9,139,639.06/13,627,747.78 = 8,888,533.18/x
  3. Step 3: Cross multiply
    9,139,639.06x = 13,627,747.78 × 8,888,533.18
  4. Step 4: Simplify right side
    9,139,639.06x = 121,130,688,311,201.33
  5. Step 5: Solve for x
    x = 121,130,688,311,201.33/9,139,639.06
  6. Step 6: Final answer
    x = 13,253,333.91

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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.