Home / 21,986,133.90-32,979,200.85-16,530,006.30

Finding the Fourth Proportional to 21,986,133.90, 32,979,200.85 and 16,530,006.30

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Solution

The fourth proportional to 21,986,133.90, 32,979,200.85 and 16,530,006.30 is: 24,795,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,133.90 : 32,979,200.85 = 16,530,006.30 : x
  2. Step 2: Convert to fraction form
    21,986,133.90/32,979,200.85 = 16,530,006.30/x
  3. Step 3: Cross multiply
    21,986,133.90x = 32,979,200.85 × 16,530,006.30
  4. Step 4: Simplify right side
    21,986,133.90x = 545,146,397,819,465.38
  5. Step 5: Solve for x
    x = 545,146,397,819,465.38/21,986,133.90
  6. Step 6: Final answer
    x = 24,795,009.45

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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.