Home / 9,338,742.75-12,887,661.84-5,264,361.75

Finding the Fourth Proportional to 9,338,742.75, 12,887,661.84 and 5,264,361.75

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Solution

The fourth proportional to 9,338,742.75, 12,887,661.84 and 5,264,361.75 is: 7,264,930.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338,742.75 : 12,887,661.84 = 5,264,361.75 : x
  2. Step 2: Convert to fraction form
    9,338,742.75/12,887,661.84 = 5,264,361.75/x
  3. Step 3: Cross multiply
    9,338,742.75x = 12,887,661.84 × 5,264,361.75
  4. Step 4: Simplify right side
    9,338,742.75x = 67,845,314,037,430.62
  5. Step 5: Solve for x
    x = 67,845,314,037,430.62/9,338,742.75
  6. Step 6: Final answer
    x = 7,264,930.18

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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.