Home / 7,137,132.35-9,849,249.27-3,873,949.74

Finding the Fourth Proportional to 7,137,132.35, 9,849,249.27 and 3,873,949.74

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Solution

The fourth proportional to 7,137,132.35, 9,849,249.27 and 3,873,949.74 is: 5,346,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,132.35 : 9,849,249.27 = 3,873,949.74 : x
  2. Step 2: Convert to fraction form
    7,137,132.35/9,849,249.27 = 3,873,949.74/x
  3. Step 3: Cross multiply
    7,137,132.35x = 9,849,249.27 × 3,873,949.74
  4. Step 4: Simplify right side
    7,137,132.35x = 38,155,496,648,711.69
  5. Step 5: Solve for x
    x = 38,155,496,648,711.69/7,137,132.35
  6. Step 6: Final answer
    x = 5,346,054.24

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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.