Home / 28,304,159.40-42,456,239.10-27,831,767.40

Finding the Fourth Proportional to 28,304,159.40, 42,456,239.10 and 27,831,767.40

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Solution

The fourth proportional to 28,304,159.40, 42,456,239.10 and 27,831,767.40 is: 41,747,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,159.40 : 42,456,239.10 = 27,831,767.40 : x
  2. Step 2: Convert to fraction form
    28,304,159.40/42,456,239.10 = 27,831,767.40/x
  3. Step 3: Cross multiply
    28,304,159.40x = 42,456,239.10 × 27,831,767.40
  4. Step 4: Simplify right side
    28,304,159.40x = 1,181,632,171,309,985.25
  5. Step 5: Solve for x
    x = 1,181,632,171,309,985.25/28,304,159.40
  6. Step 6: Final answer
    x = 41,747,651.10

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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.