Home / 9,788,531.20-13,508,556.10-6,697,537.58

Finding the Fourth Proportional to 9,788,531.20, 13,508,556.10 and 6,697,537.58

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Solution

The fourth proportional to 9,788,531.20, 13,508,556.10 and 6,697,537.58 is: 9,242,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788,531.20 : 13,508,556.10 = 6,697,537.58 : x
  2. Step 2: Convert to fraction form
    9,788,531.20/13,508,556.10 = 6,697,537.58/x
  3. Step 3: Cross multiply
    9,788,531.20x = 13,508,556.10 × 6,697,537.58
  4. Step 4: Simplify right side
    9,788,531.20x = 90,474,062,148,315.78
  5. Step 5: Solve for x
    x = 90,474,062,148,315.78/9,788,531.20
  6. Step 6: Final answer
    x = 9,242,863.95

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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.