Home / 17,828,855.87-24,604,429.32-9,988,698.70

Finding the Fourth Proportional to 17,828,855.87, 24,604,429.32 and 9,988,698.70

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Solution

The fourth proportional to 17,828,855.87, 24,604,429.32 and 9,988,698.70 is: 13,784,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828,855.87 : 24,604,429.32 = 9,988,698.70 : x
  2. Step 2: Convert to fraction form
    17,828,855.87/24,604,429.32 = 9,988,698.70/x
  3. Step 3: Cross multiply
    17,828,855.87x = 24,604,429.32 × 9,988,698.70
  4. Step 4: Simplify right side
    17,828,855.87x = 245,766,231,193,681.41
  5. Step 5: Solve for x
    x = 245,766,231,193,681.41/17,828,855.87
  6. Step 6: Final answer
    x = 13,784,744.97

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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.