Home / 47,568,488.49-65,653,720.29-31,019,882.85

Finding the Fourth Proportional to 47,568,488.49, 65,653,720.29 and 31,019,882.85

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Solution

The fourth proportional to 47,568,488.49, 65,653,720.29 and 31,019,882.85 is: 42,813,441.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,568,488.49 : 65,653,720.29 = 31,019,882.85 : x
  2. Step 2: Convert to fraction form
    47,568,488.49/65,653,720.29 = 31,019,882.85/x
  3. Step 3: Cross multiply
    47,568,488.49x = 65,653,720.29 × 31,019,882.85
  4. Step 4: Simplify right side
    47,568,488.49x = 2,036,570,712,062,468
  5. Step 5: Solve for x
    x = 2,036,570,712,062,468/47,568,488.49
  6. Step 6: Final answer
    x = 42,813,441.77

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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.