Home / 8,519,259.78-11,756,531.61-4,651,753.41

Finding the Fourth Proportional to 8,519,259.78, 11,756,531.61 and 4,651,753.41

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Solution

The fourth proportional to 8,519,259.78, 11,756,531.61 and 4,651,753.41 is: 6,419,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,259.78 : 11,756,531.61 = 4,651,753.41 : x
  2. Step 2: Convert to fraction form
    8,519,259.78/11,756,531.61 = 4,651,753.41/x
  3. Step 3: Cross multiply
    8,519,259.78x = 11,756,531.61 × 4,651,753.41
  4. Step 4: Simplify right side
    8,519,259.78x = 54,688,486,006,590.29
  5. Step 5: Solve for x
    x = 54,688,486,006,590.29/8,519,259.78
  6. Step 6: Final answer
    x = 6,419,394.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.