Home / 8,628,176.31-11,907,132.45-4,760,946.57

Finding the Fourth Proportional to 8,628,176.31, 11,907,132.45 and 4,760,946.57

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Solution

The fourth proportional to 8,628,176.31, 11,907,132.45 and 4,760,946.57 is: 6,570,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,176.31 : 11,907,132.45 = 4,760,946.57 : x
  2. Step 2: Convert to fraction form
    8,628,176.31/11,907,132.45 = 4,760,946.57/x
  3. Step 3: Cross multiply
    8,628,176.31x = 11,907,132.45 × 4,760,946.57
  4. Step 4: Simplify right side
    8,628,176.31x = 56,689,221,396,363.20
  5. Step 5: Solve for x
    x = 56,689,221,396,363.20/8,628,176.31
  6. Step 6: Final answer
    x = 6,570,243.74

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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.