Home / 11,656,821.60-17,485,232.40-10,947,650.40

Finding the Fourth Proportional to 11,656,821.60, 17,485,232.40 and 10,947,650.40

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Solution

The fourth proportional to 11,656,821.60, 17,485,232.40 and 10,947,650.40 is: 16,421,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,821.60 : 17,485,232.40 = 10,947,650.40 : x
  2. Step 2: Convert to fraction form
    11,656,821.60/17,485,232.40 = 10,947,650.40/x
  3. Step 3: Cross multiply
    11,656,821.60x = 17,485,232.40 × 10,947,650.40
  4. Step 4: Simplify right side
    11,656,821.60x = 191,422,211,477,952.94
  5. Step 5: Solve for x
    x = 191,422,211,477,952.94/11,656,821.60
  6. Step 6: Final answer
    x = 16,421,475.60

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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.