Home / 9,139,636.55-13,627,744.05-8,888,530.68

Finding the Fourth Proportional to 9,139,636.55, 13,627,744.05 and 8,888,530.68

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Solution

The fourth proportional to 9,139,636.55, 13,627,744.05 and 8,888,530.68 is: 13,253,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,636.55 : 13,627,744.05 = 8,888,530.68 : x
  2. Step 2: Convert to fraction form
    9,139,636.55/13,627,744.05 = 8,888,530.68/x
  3. Step 3: Cross multiply
    9,139,636.55x = 13,627,744.05 × 8,888,530.68
  4. Step 4: Simplify right side
    9,139,636.55x = 121,130,621,120,944.45
  5. Step 5: Solve for x
    x = 121,130,621,120,944.45/9,139,636.55
  6. Step 6: Final answer
    x = 13,253,330.20

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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.