Home / 14,751,749.16-20,357,329.86-8,225,456.85

Finding the Fourth Proportional to 14,751,749.16, 20,357,329.86 and 8,225,456.85

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Solution

The fourth proportional to 14,751,749.16, 20,357,329.86 and 8,225,456.85 is: 11,351,083.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751,749.16 : 20,357,329.86 = 8,225,456.85 : x
  2. Step 2: Convert to fraction form
    14,751,749.16/20,357,329.86 = 8,225,456.85/x
  3. Step 3: Cross multiply
    14,751,749.16x = 20,357,329.86 × 8,225,456.85
  4. Step 4: Simplify right side
    14,751,749.16x = 167,448,338,344,646.53
  5. Step 5: Solve for x
    x = 167,448,338,344,646.53/14,751,749.16
  6. Step 6: Final answer
    x = 11,351,083.63

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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.