Home / 10,119,019.20-13,964,357.19-5,535,340.58

Finding the Fourth Proportional to 10,119,019.20, 13,964,357.19 and 5,535,340.58

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Solution

The fourth proportional to 10,119,019.20, 13,964,357.19 and 5,535,340.58 is: 7,638,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119,019.20 : 13,964,357.19 = 5,535,340.58 : x
  2. Step 2: Convert to fraction form
    10,119,019.20/13,964,357.19 = 5,535,340.58/x
  3. Step 3: Cross multiply
    10,119,019.20x = 13,964,357.19 × 5,535,340.58
  4. Step 4: Simplify right side
    10,119,019.20x = 77,297,472,957,599.98
  5. Step 5: Solve for x
    x = 77,297,472,957,599.98/10,119,019.20
  6. Step 6: Final answer
    x = 7,638,830.55

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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.