Home / 8,761,979.86-13,144,215.03-2,697,216.10

Finding the Fourth Proportional to 8,761,979.86, 13,144,215.03 and 2,697,216.10

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Solution

The fourth proportional to 8,761,979.86, 13,144,215.03 and 2,697,216.10 is: 4,046,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,979.86 : 13,144,215.03 = 2,697,216.10 : x
  2. Step 2: Convert to fraction form
    8,761,979.86/13,144,215.03 = 2,697,216.10/x
  3. Step 3: Cross multiply
    8,761,979.86x = 13,144,215.03 × 2,697,216.10
  4. Step 4: Simplify right side
    8,761,979.86x = 35,452,788,400,777.98
  5. Step 5: Solve for x
    x = 35,452,788,400,777.98/8,761,979.86
  6. Step 6: Final answer
    x = 4,046,207.47

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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.