Home / 28,623,017.30-42,826,184.80-16,957,654.07

Finding the Fourth Proportional to 28,623,017.30, 42,826,184.80 and 16,957,654.07

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Solution

The fourth proportional to 28,623,017.30, 42,826,184.80 and 16,957,654.07 is: 25,372,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623,017.30 : 42,826,184.80 = 16,957,654.07 : x
  2. Step 2: Convert to fraction form
    28,623,017.30/42,826,184.80 = 16,957,654.07/x
  3. Step 3: Cross multiply
    28,623,017.30x = 42,826,184.80 × 16,957,654.07
  4. Step 4: Simplify right side
    28,623,017.30x = 726,231,626,719,767.12
  5. Step 5: Solve for x
    x = 726,231,626,719,767.12/28,623,017.30
  6. Step 6: Final answer
    x = 25,372,294.58

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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.