Home / 5,528,728.20-8,293,092.30-5,457,869.40

Finding the Fourth Proportional to 5,528,728.20, 8,293,092.30 and 5,457,869.40

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Solution

The fourth proportional to 5,528,728.20, 8,293,092.30 and 5,457,869.40 is: 8,186,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528,728.20 : 8,293,092.30 = 5,457,869.40 : x
  2. Step 2: Convert to fraction form
    5,528,728.20/8,293,092.30 = 5,457,869.40/x
  3. Step 3: Cross multiply
    5,528,728.20x = 8,293,092.30 × 5,457,869.40
  4. Step 4: Simplify right side
    5,528,728.20x = 45,262,614,695,545.62
  5. Step 5: Solve for x
    x = 45,262,614,695,545.62/5,528,728.20
  6. Step 6: Final answer
    x = 8,186,804.10

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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.