Home / 39,695,429.80-59,543,144.70-16,978,623.40

Finding the Fourth Proportional to 39,695,429.80, 59,543,144.70 and 16,978,623.40

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Solution

The fourth proportional to 39,695,429.80, 59,543,144.70 and 16,978,623.40 is: 25,467,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,695,429.80 : 59,543,144.70 = 16,978,623.40 : x
  2. Step 2: Convert to fraction form
    39,695,429.80/59,543,144.70 = 16,978,623.40/x
  3. Step 3: Cross multiply
    39,695,429.80x = 59,543,144.70 × 16,978,623.40
  4. Step 4: Simplify right side
    39,695,429.80x = 1,010,960,629,913,006
  5. Step 5: Solve for x
    x = 1,010,960,629,913,006/39,695,429.80
  6. Step 6: Final answer
    x = 25,467,935.10

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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.