Home / 12,852,218.82-19,266,076.07-4,328,168.90

Finding the Fourth Proportional to 12,852,218.82, 19,266,076.07 and 4,328,168.90

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Solution

The fourth proportional to 12,852,218.82, 19,266,076.07 and 4,328,168.90 is: 6,488,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,218.82 : 19,266,076.07 = 4,328,168.90 : x
  2. Step 2: Convert to fraction form
    12,852,218.82/19,266,076.07 = 4,328,168.90/x
  3. Step 3: Cross multiply
    12,852,218.82x = 19,266,076.07 × 4,328,168.90
  4. Step 4: Simplify right side
    12,852,218.82x = 83,386,831,271,208.23
  5. Step 5: Solve for x
    x = 83,386,831,271,208.23/12,852,218.82
  6. Step 6: Final answer
    x = 6,488,127.26

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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.