Home / 7,461,887.78-11,191,579.59-2,071,085.90

Finding the Fourth Proportional to 7,461,887.78, 11,191,579.59 and 2,071,085.90

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Solution

The fourth proportional to 7,461,887.78, 11,191,579.59 and 2,071,085.90 is: 3,106,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,887.78 : 11,191,579.59 = 2,071,085.90 : x
  2. Step 2: Convert to fraction form
    7,461,887.78/11,191,579.59 = 2,071,085.90/x
  3. Step 3: Cross multiply
    7,461,887.78x = 11,191,579.59 × 2,071,085.90
  4. Step 4: Simplify right side
    7,461,887.78x = 23,178,722,687,576.78
  5. Step 5: Solve for x
    x = 23,178,722,687,576.78/7,461,887.78
  6. Step 6: Final answer
    x = 3,106,281.33

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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.