Home / 5,760,457.10-8,640,685.65-3,623,612.30

Finding the Fourth Proportional to 5,760,457.10, 8,640,685.65 and 3,623,612.30

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Solution

The fourth proportional to 5,760,457.10, 8,640,685.65 and 3,623,612.30 is: 5,435,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,457.10 : 8,640,685.65 = 3,623,612.30 : x
  2. Step 2: Convert to fraction form
    5,760,457.10/8,640,685.65 = 3,623,612.30/x
  3. Step 3: Cross multiply
    5,760,457.10x = 8,640,685.65 × 3,623,612.30
  4. Step 4: Simplify right side
    5,760,457.10x = 31,310,494,801,773.50
  5. Step 5: Solve for x
    x = 31,310,494,801,773.50/5,760,457.10
  6. Step 6: Final answer
    x = 5,435,418.45

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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.