Home / 7,899,924.96-11,849,887.46-2,220,149.28

Finding the Fourth Proportional to 7,899,924.96, 11,849,887.46 and 2,220,149.28

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Solution

The fourth proportional to 7,899,924.96, 11,849,887.46 and 2,220,149.28 is: 3,330,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,924.96 : 11,849,887.46 = 2,220,149.28 : x
  2. Step 2: Convert to fraction form
    7,899,924.96/11,849,887.46 = 2,220,149.28/x
  3. Step 3: Cross multiply
    7,899,924.96x = 11,849,887.46 × 2,220,149.28
  4. Step 4: Simplify right side
    7,899,924.96x = 26,308,519,112,400.03
  5. Step 5: Solve for x
    x = 26,308,519,112,400.03/7,899,924.96
  6. Step 6: Final answer
    x = 3,330,223.93

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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.