Home / 19,149,503.64-28,722,127.62-6,852,969.19

Finding the Fourth Proportional to 19,149,503.64, 28,722,127.62 and 6,852,969.19

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Solution

The fourth proportional to 19,149,503.64, 28,722,127.62 and 6,852,969.19 is: 10,278,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,503.64 : 28,722,127.62 = 6,852,969.19 : x
  2. Step 2: Convert to fraction form
    19,149,503.64/28,722,127.62 = 6,852,969.19/x
  3. Step 3: Cross multiply
    19,149,503.64x = 28,722,127.62 × 6,852,969.19
  4. Step 4: Simplify right side
    19,149,503.64x = 196,831,855,651,108.03
  5. Step 5: Solve for x
    x = 196,831,855,651,108.03/19,149,503.64
  6. Step 6: Final answer
    x = 10,278,692.30

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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.