Home / 7,036,591.77-9,709,460.69-3,938,954.13

Finding the Fourth Proportional to 7,036,591.77, 9,709,460.69 and 3,938,954.13

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Solution

The fourth proportional to 7,036,591.77, 9,709,460.69 and 3,938,954.13 is: 5,435,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,591.77 : 9,709,460.69 = 3,938,954.13 : x
  2. Step 2: Convert to fraction form
    7,036,591.77/9,709,460.69 = 3,938,954.13/x
  3. Step 3: Cross multiply
    7,036,591.77x = 9,709,460.69 × 3,938,954.13
  4. Step 4: Simplify right side
    7,036,591.77x = 38,245,120,265,253.38
  5. Step 5: Solve for x
    x = 38,245,120,265,253.38/7,036,591.77
  6. Step 6: Final answer
    x = 5,435,176.79

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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.