Home / 11,311,893-15,610,281.12-6,155,165.70

Finding the Fourth Proportional to 11,311,893, 15,610,281.12 and 6,155,165.70

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Solution

The fourth proportional to 11,311,893, 15,610,281.12 and 6,155,165.70 is: 8,494,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311,893 : 15,610,281.12 = 6,155,165.70 : x
  2. Step 2: Convert to fraction form
    11,311,893/15,610,281.12 = 6,155,165.70/x
  3. Step 3: Cross multiply
    11,311,893x = 15,610,281.12 × 6,155,165.70
  4. Step 4: Simplify right side
    11,311,893x = 96,083,866,917,181.58
  5. Step 5: Solve for x
    x = 96,083,866,917,181.58/11,311,893
  6. Step 6: Final answer
    x = 8,494,057.26

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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.