Home / 11,163,199.52-16,720,386.01-7,914,891.01

Finding the Fourth Proportional to 11,163,199.52, 16,720,386.01 and 7,914,891.01

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Solution

The fourth proportional to 11,163,199.52, 16,720,386.01 and 7,914,891.01 is: 11,855,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163,199.52 : 16,720,386.01 = 7,914,891.01 : x
  2. Step 2: Convert to fraction form
    11,163,199.52/16,720,386.01 = 7,914,891.01/x
  3. Step 3: Cross multiply
    11,163,199.52x = 16,720,386.01 × 7,914,891.01
  4. Step 4: Simplify right side
    11,163,199.52x = 132,340,032,914,278.77
  5. Step 5: Solve for x
    x = 132,340,032,914,278.77/11,163,199.52
  6. Step 6: Final answer
    x = 11,855,027.11

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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.