Home / 10,921,606.20-16,382,409.30-2,943,430.20

Finding the Fourth Proportional to 10,921,606.20, 16,382,409.30 and 2,943,430.20

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Solution

The fourth proportional to 10,921,606.20, 16,382,409.30 and 2,943,430.20 is: 4,415,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,606.20 : 16,382,409.30 = 2,943,430.20 : x
  2. Step 2: Convert to fraction form
    10,921,606.20/16,382,409.30 = 2,943,430.20/x
  3. Step 3: Cross multiply
    10,921,606.20x = 16,382,409.30 × 2,943,430.20
  4. Step 4: Simplify right side
    10,921,606.20x = 48,220,478,282,380.87
  5. Step 5: Solve for x
    x = 48,220,478,282,380.87/10,921,606.20
  6. Step 6: Final answer
    x = 4,415,145.30

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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.