Home / 10,575,976.53-15,863,964.95-6,980,902.50

Finding the Fourth Proportional to 10,575,976.53, 15,863,964.95 and 6,980,902.50

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Solution

The fourth proportional to 10,575,976.53, 15,863,964.95 and 6,980,902.50 is: 10,471,353.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575,976.53 : 15,863,964.95 = 6,980,902.50 : x
  2. Step 2: Convert to fraction form
    10,575,976.53/15,863,964.95 = 6,980,902.50/x
  3. Step 3: Cross multiply
    10,575,976.53x = 15,863,964.95 × 6,980,902.50
  4. Step 4: Simplify right side
    10,575,976.53x = 110,744,792,579,367.38
  5. Step 5: Solve for x
    x = 110,744,792,579,367.38/10,575,976.53
  6. Step 6: Final answer
    x = 10,471,353.85

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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.