Home / 8,201,359.05-12,301,973.78-2,136,079.05

Finding the Fourth Proportional to 8,201,359.05, 12,301,973.78 and 2,136,079.05

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Solution

The fourth proportional to 8,201,359.05, 12,301,973.78 and 2,136,079.05 is: 3,204,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,359.05 : 12,301,973.78 = 2,136,079.05 : x
  2. Step 2: Convert to fraction form
    8,201,359.05/12,301,973.78 = 2,136,079.05/x
  3. Step 3: Cross multiply
    8,201,359.05x = 12,301,973.78 × 2,136,079.05
  4. Step 4: Simplify right side
    8,201,359.05x = 26,277,988,454,426.91
  5. Step 5: Solve for x
    x = 26,277,988,454,426.91/8,201,359.05
  6. Step 6: Final answer
    x = 3,204,101.70

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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.