Home / 49,943,255.40-74,788,911.90-39,865,559.40

Finding the Fourth Proportional to 49,943,255.40, 74,788,911.90 and 39,865,559.40

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Solution

The fourth proportional to 49,943,255.40, 74,788,911.90 and 39,865,559.40 is: 59,697,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,943,255.40 : 74,788,911.90 = 39,865,559.40 : x
  2. Step 2: Convert to fraction form
    49,943,255.40/74,788,911.90 = 39,865,559.40/x
  3. Step 3: Cross multiply
    49,943,255.40x = 74,788,911.90 × 39,865,559.40
  4. Step 4: Simplify right side
    49,943,255.40x = 2,981,501,809,810,817
  5. Step 5: Solve for x
    x = 2,981,501,809,810,817/49,943,255.40
  6. Step 6: Final answer
    x = 59,697,786.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.