Home / 9,947,618.78-14,921,426.91-2,759,152.64

Finding the Fourth Proportional to 9,947,618.78, 14,921,426.91 and 2,759,152.64

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Solution

The fourth proportional to 9,947,618.78, 14,921,426.91 and 2,759,152.64 is: 4,138,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,618.78 : 14,921,426.91 = 2,759,152.64 : x
  2. Step 2: Convert to fraction form
    9,947,618.78/14,921,426.91 = 2,759,152.64/x
  3. Step 3: Cross multiply
    9,947,618.78x = 14,921,426.91 × 2,759,152.64
  4. Step 4: Simplify right side
    9,947,618.78x = 41,170,494,488,597.11
  5. Step 5: Solve for x
    x = 41,170,494,488,597.11/9,947,618.78
  6. Step 6: Final answer
    x = 4,138,728.62

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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.