Home / 5,637,608.10-8,456,412.15-4,202,717.40

Finding the Fourth Proportional to 5,637,608.10, 8,456,412.15 and 4,202,717.40

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Solution

The fourth proportional to 5,637,608.10, 8,456,412.15 and 4,202,717.40 is: 6,304,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,608.10 : 8,456,412.15 = 4,202,717.40 : x
  2. Step 2: Convert to fraction form
    5,637,608.10/8,456,412.15 = 4,202,717.40/x
  3. Step 3: Cross multiply
    5,637,608.10x = 8,456,412.15 × 4,202,717.40
  4. Step 4: Simplify right side
    5,637,608.10x = 35,539,910,484,376.41
  5. Step 5: Solve for x
    x = 35,539,910,484,376.41/5,637,608.10
  6. Step 6: Final answer
    x = 6,304,076.10

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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.