Home / 8,611,022.52-12,916,210.73-2,134,119.15

Finding the Fourth Proportional to 8,611,022.52, 12,916,210.73 and 2,134,119.15

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Solution

The fourth proportional to 8,611,022.52, 12,916,210.73 and 2,134,119.15 is: 3,201,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,022.52 : 12,916,210.73 = 2,134,119.15 : x
  2. Step 2: Convert to fraction form
    8,611,022.52/12,916,210.73 = 2,134,119.15/x
  3. Step 3: Cross multiply
    8,611,022.52x = 12,916,210.73 × 2,134,119.15
  4. Step 4: Simplify right side
    8,611,022.52x = 27,564,732,653,657.88
  5. Step 5: Solve for x
    x = 27,564,732,653,657.88/8,611,022.52
  6. Step 6: Final answer
    x = 3,201,098.66

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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.