Home / 11,656,844.10-17,485,266.15-10,947,672.90

Finding the Fourth Proportional to 11,656,844.10, 17,485,266.15 and 10,947,672.90

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Solution

The fourth proportional to 11,656,844.10, 17,485,266.15 and 10,947,672.90 is: 16,421,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,844.10 : 17,485,266.15 = 10,947,672.90 : x
  2. Step 2: Convert to fraction form
    11,656,844.10/17,485,266.15 = 10,947,672.90/x
  3. Step 3: Cross multiply
    11,656,844.10x = 17,485,266.15 × 10,947,672.90
  4. Step 4: Simplify right side
    11,656,844.10x = 191,422,974,379,642.31
  5. Step 5: Solve for x
    x = 191,422,974,379,642.31/11,656,844.10
  6. Step 6: Final answer
    x = 16,421,509.35

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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.