Home / 10,442,300.20-15,664,287.60-3,968,476.96

Finding the Fourth Proportional to 10,442,300.20, 15,664,287.60 and 3,968,476.96

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Solution

The fourth proportional to 10,442,300.20, 15,664,287.60 and 3,968,476.96 is: 5,953,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,300.20 : 15,664,287.60 = 3,968,476.96 : x
  2. Step 2: Convert to fraction form
    10,442,300.20/15,664,287.60 = 3,968,476.96/x
  3. Step 3: Cross multiply
    10,442,300.20x = 15,664,287.60 × 3,968,476.96
  4. Step 4: Simplify right side
    10,442,300.20x = 62,163,364,435,413.70
  5. Step 5: Solve for x
    x = 62,163,364,435,413.70/10,442,300.20
  6. Step 6: Final answer
    x = 5,953,033.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.