Home / 49,036,501.14-67,670,371.31-28,421,904.75

Finding the Fourth Proportional to 49,036,501.14, 67,670,371.31 and 28,421,904.75

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Solution

The fourth proportional to 49,036,501.14, 67,670,371.31 and 28,421,904.75 is: 39,222,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,036,501.14 : 67,670,371.31 = 28,421,904.75 : x
  2. Step 2: Convert to fraction form
    49,036,501.14/67,670,371.31 = 28,421,904.75/x
  3. Step 3: Cross multiply
    49,036,501.14x = 67,670,371.31 × 28,421,904.75
  4. Step 4: Simplify right side
    49,036,501.14x = 1,923,320,847,502,655.75
  5. Step 5: Solve for x
    x = 1,923,320,847,502,655.75/49,036,501.14
  6. Step 6: Final answer
    x = 39,222,228.40

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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.