Home / 11,446,643.20-17,169,964.80-2,927,646.40

Finding the Fourth Proportional to 11,446,643.20, 17,169,964.80 and 2,927,646.40

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Solution

The fourth proportional to 11,446,643.20, 17,169,964.80 and 2,927,646.40 is: 4,391,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446,643.20 : 17,169,964.80 = 2,927,646.40 : x
  2. Step 2: Convert to fraction form
    11,446,643.20/17,169,964.80 = 2,927,646.40/x
  3. Step 3: Cross multiply
    11,446,643.20x = 17,169,964.80 × 2,927,646.40
  4. Step 4: Simplify right side
    11,446,643.20x = 50,267,585,634,846.72
  5. Step 5: Solve for x
    x = 50,267,585,634,846.72/11,446,643.20
  6. Step 6: Final answer
    x = 4,391,469.60

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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.