Home / 9,663,560.75-13,335,722.39-5,312,721.08

Finding the Fourth Proportional to 9,663,560.75, 13,335,722.39 and 5,312,721.08

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Solution

The fourth proportional to 9,663,560.75, 13,335,722.39 and 5,312,721.08 is: 7,331,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,560.75 : 13,335,722.39 = 5,312,721.08 : x
  2. Step 2: Convert to fraction form
    9,663,560.75/13,335,722.39 = 5,312,721.08/x
  3. Step 3: Cross multiply
    9,663,560.75x = 13,335,722.39 × 5,312,721.08
  4. Step 4: Simplify right side
    9,663,560.75x = 70,848,973,404,984.17
  5. Step 5: Solve for x
    x = 70,848,973,404,984.17/9,663,560.75
  6. Step 6: Final answer
    x = 7,331,559.79

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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.