Home / 9,881,669.17-13,633,594.95-5,530,064.05

Finding the Fourth Proportional to 9,881,669.17, 13,633,594.95 and 5,530,064.05

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Solution

The fourth proportional to 9,881,669.17, 13,633,594.95 and 5,530,064.05 is: 7,629,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,669.17 : 13,633,594.95 = 5,530,064.05 : x
  2. Step 2: Convert to fraction form
    9,881,669.17/13,633,594.95 = 5,530,064.05/x
  3. Step 3: Cross multiply
    9,881,669.17x = 13,633,594.95 × 5,530,064.05
  4. Step 4: Simplify right side
    9,881,669.17x = 75,394,653,305,256.55
  5. Step 5: Solve for x
    x = 75,394,653,305,256.55/9,881,669.17
  6. Step 6: Final answer
    x = 7,629,748.78

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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.