Home / 26,578,116.80-39,865,101.60-10,400,926.40

Finding the Fourth Proportional to 26,578,116.80, 39,865,101.60 and 10,400,926.40

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Solution

The fourth proportional to 26,578,116.80, 39,865,101.60 and 10,400,926.40 is: 15,600,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578,116.80 : 39,865,101.60 = 10,400,926.40 : x
  2. Step 2: Convert to fraction form
    26,578,116.80/39,865,101.60 = 10,400,926.40/x
  3. Step 3: Cross multiply
    26,578,116.80x = 39,865,101.60 × 10,400,926.40
  4. Step 4: Simplify right side
    26,578,116.80x = 414,633,987,670,122.25
  5. Step 5: Solve for x
    x = 414,633,987,670,122.25/26,578,116.80
  6. Step 6: Final answer
    x = 15,600,578.13

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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.