Home / 12,627,439.27-17,430,605.02-8,276,805.95

Finding the Fourth Proportional to 12,627,439.27, 17,430,605.02 and 8,276,805.95

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Solution

The fourth proportional to 12,627,439.27, 17,430,605.02 and 8,276,805.95 is: 11,425,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,439.27 : 17,430,605.02 = 8,276,805.95 : x
  2. Step 2: Convert to fraction form
    12,627,439.27/17,430,605.02 = 8,276,805.95/x
  3. Step 3: Cross multiply
    12,627,439.27x = 17,430,605.02 × 8,276,805.95
  4. Step 4: Simplify right side
    12,627,439.27x = 144,269,735,264,828.84
  5. Step 5: Solve for x
    x = 144,269,735,264,828.84/12,627,439.27
  6. Step 6: Final answer
    x = 11,425,098.33

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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.