Home / 30,891,829.93-42,618,589.30-17,653,904.89

Finding the Fourth Proportional to 30,891,829.93, 42,618,589.30 and 17,653,904.89

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Solution

The fourth proportional to 30,891,829.93, 42,618,589.30 and 17,653,904.89 is: 24,355,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,891,829.93 : 42,618,589.30 = 17,653,904.89 : x
  2. Step 2: Convert to fraction form
    30,891,829.93/42,618,589.30 = 17,653,904.89/x
  3. Step 3: Cross multiply
    30,891,829.93x = 42,618,589.30 × 17,653,904.89
  4. Step 4: Simplify right side
    30,891,829.93x = 752,384,521,897,490.38
  5. Step 5: Solve for x
    x = 752,384,521,897,490.38/30,891,829.93
  6. Step 6: Final answer
    x = 24,355,453.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.