Home / 7,318,904.70-10,103,657.67-4,872,963.90

Finding the Fourth Proportional to 7,318,904.70, 10,103,657.67 and 4,872,963.90

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Solution

The fourth proportional to 7,318,904.70, 10,103,657.67 and 4,872,963.90 is: 6,727,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,904.70 : 10,103,657.67 = 4,872,963.90 : x
  2. Step 2: Convert to fraction form
    7,318,904.70/10,103,657.67 = 4,872,963.90/x
  3. Step 3: Cross multiply
    7,318,904.70x = 10,103,657.67 × 4,872,963.90
  4. Step 4: Simplify right side
    7,318,904.70x = 49,234,759,083,868.12
  5. Step 5: Solve for x
    x = 49,234,759,083,868.12/7,318,904.70
  6. Step 6: Final answer
    x = 6,727,066.56

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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.