Home / 9,139,642.56-13,627,752.96-8,888,536.68

Finding the Fourth Proportional to 9,139,642.56, 13,627,752.96 and 8,888,536.68

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Solution

The fourth proportional to 9,139,642.56, 13,627,752.96 and 8,888,536.68 is: 13,253,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,642.56 : 13,627,752.96 = 8,888,536.68 : x
  2. Step 2: Convert to fraction form
    9,139,642.56/13,627,752.96 = 8,888,536.68/x
  3. Step 3: Cross multiply
    9,139,642.56x = 13,627,752.96 × 8,888,536.68
  4. Step 4: Simplify right side
    9,139,642.56x = 121,130,782,050,938.58
  5. Step 5: Solve for x
    x = 121,130,782,050,938.58/9,139,642.56
  6. Step 6: Final answer
    x = 13,253,339.09

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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.