Home / 9,360,132.90-12,916,751.55-5,229,910.50

Finding the Fourth Proportional to 9,360,132.90, 12,916,751.55 and 5,229,910.50

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Solution

The fourth proportional to 9,360,132.90, 12,916,751.55 and 5,229,910.50 is: 7,217,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360,132.90 : 12,916,751.55 = 5,229,910.50 : x
  2. Step 2: Convert to fraction form
    9,360,132.90/12,916,751.55 = 5,229,910.50/x
  3. Step 3: Cross multiply
    9,360,132.90x = 12,916,751.55 × 5,229,910.50
  4. Step 4: Simplify right side
    9,360,132.90x = 67,553,454,557,236.28
  5. Step 5: Solve for x
    x = 67,553,454,557,236.28/9,360,132.90
  6. Step 6: Final answer
    x = 7,217,146.94

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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.