Home / 7,785,924.98-10,744,883.78-4,478,213.90

Finding the Fourth Proportional to 7,785,924.98, 10,744,883.78 and 4,478,213.90

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Solution

The fourth proportional to 7,785,924.98, 10,744,883.78 and 4,478,213.90 is: 6,180,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,924.98 : 10,744,883.78 = 4,478,213.90 : x
  2. Step 2: Convert to fraction form
    7,785,924.98/10,744,883.78 = 4,478,213.90/x
  3. Step 3: Cross multiply
    7,785,924.98x = 10,744,883.78 × 4,478,213.90
  4. Step 4: Simplify right side
    7,785,924.98x = 48,117,887,821,365.05
  5. Step 5: Solve for x
    x = 48,117,887,821,365.05/7,785,924.98
  6. Step 6: Final answer
    x = 6,180,111.93

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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.