Home / 5,476,877.10-8,215,315.65-1,487,789.10

Finding the Fourth Proportional to 5,476,877.10, 8,215,315.65 and 1,487,789.10

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Solution

The fourth proportional to 5,476,877.10, 8,215,315.65 and 1,487,789.10 is: 2,231,683.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,877.10 : 8,215,315.65 = 1,487,789.10 : x
  2. Step 2: Convert to fraction form
    5,476,877.10/8,215,315.65 = 1,487,789.10/x
  3. Step 3: Cross multiply
    5,476,877.10x = 8,215,315.65 × 1,487,789.10
  4. Step 4: Simplify right side
    5,476,877.10x = 12,222,657,077,129.42
  5. Step 5: Solve for x
    x = 12,222,657,077,129.42/5,476,877.10
  6. Step 6: Final answer
    x = 2,231,683.65

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Similar ratio
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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.