Home / 26,873,111.20-40,309,666.80-19,314,839.20

Finding the Fourth Proportional to 26,873,111.20, 40,309,666.80 and 19,314,839.20

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Solution

The fourth proportional to 26,873,111.20, 40,309,666.80 and 19,314,839.20 is: 28,972,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873,111.20 : 40,309,666.80 = 19,314,839.20 : x
  2. Step 2: Convert to fraction form
    26,873,111.20/40,309,666.80 = 19,314,839.20/x
  3. Step 3: Cross multiply
    26,873,111.20x = 40,309,666.80 × 19,314,839.20
  4. Step 4: Simplify right side
    26,873,111.20x = 778,574,732,447,578.50
  5. Step 5: Solve for x
    x = 778,574,732,447,578.50/26,873,111.20
  6. Step 6: Final answer
    x = 28,972,258.80

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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.