Home / 28,304,090.90-42,456,136.35-27,831,698.90

Finding the Fourth Proportional to 28,304,090.90, 42,456,136.35 and 27,831,698.90

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Solution

The fourth proportional to 28,304,090.90, 42,456,136.35 and 27,831,698.90 is: 41,747,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,090.90 : 42,456,136.35 = 27,831,698.90 : x
  2. Step 2: Convert to fraction form
    28,304,090.90/42,456,136.35 = 27,831,698.90/x
  3. Step 3: Cross multiply
    28,304,090.90x = 42,456,136.35 × 27,831,698.90
  4. Step 4: Simplify right side
    28,304,090.90x = 1,181,626,403,350,545
  5. Step 5: Solve for x
    x = 1,181,626,403,350,545/28,304,090.90
  6. Step 6: Final answer
    x = 41,747,548.35

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Double scale
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Similar ratio
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1.5x scale

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.