Home / 22,581,325.27-31,155,363.44-12,790,213.75

Finding the Fourth Proportional to 22,581,325.27, 31,155,363.44 and 12,790,213.75

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Solution

The fourth proportional to 22,581,325.27, 31,155,363.44 and 12,790,213.75 is: 17,646,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581,325.27 : 31,155,363.44 = 12,790,213.75 : x
  2. Step 2: Convert to fraction form
    22,581,325.27/31,155,363.44 = 12,790,213.75/x
  3. Step 3: Cross multiply
    22,581,325.27x = 31,155,363.44 × 12,790,213.75
  4. Step 4: Simplify right side
    22,581,325.27x = 398,483,757,762,659.12
  5. Step 5: Solve for x
    x = 398,483,757,762,659.12/22,581,325.27
  6. Step 6: Final answer
    x = 17,646,606.35

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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.