Home / 19,158,842.80-26,427,395.24-13,653,999.68

Finding the Fourth Proportional to 19,158,842.80, 26,427,395.24 and 13,653,999.68

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Solution

The fourth proportional to 19,158,842.80, 26,427,395.24 and 13,653,999.68 is: 18,834,104.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158,842.80 : 26,427,395.24 = 13,653,999.68 : x
  2. Step 2: Convert to fraction form
    19,158,842.80/26,427,395.24 = 13,653,999.68/x
  3. Step 3: Cross multiply
    19,158,842.80x = 26,427,395.24 × 13,653,999.68
  4. Step 4: Simplify right side
    19,158,842.80x = 360,839,646,150,193.50
  5. Step 5: Solve for x
    x = 360,839,646,150,193.50/19,158,842.80
  6. Step 6: Final answer
    x = 18,834,104.44

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1.5x scale

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.