Home / 19,663,975.80-27,135,692.42-10,843,422.35

Finding the Fourth Proportional to 19,663,975.80, 27,135,692.42 and 10,843,422.35

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Solution

The fourth proportional to 19,663,975.80, 27,135,692.42 and 10,843,422.35 is: 14,963,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663,975.80 : 27,135,692.42 = 10,843,422.35 : x
  2. Step 2: Convert to fraction form
    19,663,975.80/27,135,692.42 = 10,843,422.35/x
  3. Step 3: Cross multiply
    19,663,975.80x = 27,135,692.42 × 10,843,422.35
  4. Step 4: Simplify right side
    19,663,975.80x = 294,243,773,479,858
  5. Step 5: Solve for x
    x = 294,243,773,479,858/19,663,975.80
  6. Step 6: Final answer
    x = 14,963,595.18

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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.