Home / 14,217,371.25-19,619,913.25-7,690,984.63

Finding the Fourth Proportional to 14,217,371.25, 19,619,913.25 and 7,690,984.63

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Solution

The fourth proportional to 14,217,371.25, 19,619,913.25 and 7,690,984.63 is: 10,613,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,371.25 : 19,619,913.25 = 7,690,984.63 : x
  2. Step 2: Convert to fraction form
    14,217,371.25/19,619,913.25 = 7,690,984.63/x
  3. Step 3: Cross multiply
    14,217,371.25x = 19,619,913.25 × 7,690,984.63
  4. Step 4: Simplify right side
    14,217,371.25x = 150,896,451,208,247.28
  5. Step 5: Solve for x
    x = 150,896,451,208,247.28/14,217,371.25
  6. Step 6: Final answer
    x = 10,613,526.83

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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.