Home / 21,726,028.80-32,592,979.80-10,916,125.20

Finding the Fourth Proportional to 21,726,028.80, 32,592,979.80 and 10,916,125.20

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Solution

The fourth proportional to 21,726,028.80, 32,592,979.80 and 10,916,125.20 is: 16,376,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,028.80 : 32,592,979.80 = 10,916,125.20 : x
  2. Step 2: Convert to fraction form
    21,726,028.80/32,592,979.80 = 10,916,125.20/x
  3. Step 3: Cross multiply
    21,726,028.80x = 32,592,979.80 × 10,916,125.20
  4. Step 4: Simplify right side
    21,726,028.80x = 355,789,048,137,870.94
  5. Step 5: Solve for x
    x = 355,789,048,137,870.94/21,726,028.80
  6. Step 6: Final answer
    x = 16,376,165.72

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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.