Home / 8,901,878.86-13,352,417.03-3,712,351.42

Finding the Fourth Proportional to 8,901,878.86, 13,352,417.03 and 3,712,351.42

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Solution

The fourth proportional to 8,901,878.86, 13,352,417.03 and 3,712,351.42 is: 5,568,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901,878.86 : 13,352,417.03 = 3,712,351.42 : x
  2. Step 2: Convert to fraction form
    8,901,878.86/13,352,417.03 = 3,712,351.42/x
  3. Step 3: Cross multiply
    8,901,878.86x = 13,352,417.03 × 3,712,351.42
  4. Step 4: Simplify right side
    8,901,878.86x = 49,568,864,254,990.59
  5. Step 5: Solve for x
    x = 49,568,864,254,990.59/8,901,878.86
  6. Step 6: Final answer
    x = 5,568,359.79

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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.