Home / 11,117,982.31-15,341,977.82-6,766,587.68

Finding the Fourth Proportional to 11,117,982.31, 15,341,977.82 and 6,766,587.68

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Solution

The fourth proportional to 11,117,982.31, 15,341,977.82 and 6,766,587.68 is: 9,337,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117,982.31 : 15,341,977.82 = 6,766,587.68 : x
  2. Step 2: Convert to fraction form
    11,117,982.31/15,341,977.82 = 6,766,587.68/x
  3. Step 3: Cross multiply
    11,117,982.31x = 15,341,977.82 × 6,766,587.68
  4. Step 4: Simplify right side
    11,117,982.31x = 103,812,838,043,851.83
  5. Step 5: Solve for x
    x = 103,812,838,043,851.83/11,117,982.31
  6. Step 6: Final answer
    x = 9,337,381.12

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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.