Home / 9,993,972.38-13,791,686.52-5,410,293.75

Finding the Fourth Proportional to 9,993,972.38, 13,791,686.52 and 5,410,293.75

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Solution

The fourth proportional to 9,993,972.38, 13,791,686.52 and 5,410,293.75 is: 7,466,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,972.38 : 13,791,686.52 = 5,410,293.75 : x
  2. Step 2: Convert to fraction form
    9,993,972.38/13,791,686.52 = 5,410,293.75/x
  3. Step 3: Cross multiply
    9,993,972.38x = 13,791,686.52 × 5,410,293.75
  4. Step 4: Simplify right side
    9,993,972.38x = 74,617,075,381,115.25
  5. Step 5: Solve for x
    x = 74,617,075,381,115.25/9,993,972.38
  6. Step 6: Final answer
    x = 7,466,207.89

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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.