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Finding the Fourth Proportional to 14,600,331.30, 21,900,496.95 and 14,600,331.30

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Solution

The fourth proportional to 14,600,331.30, 21,900,496.95 and 14,600,331.30 is: 21,900,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600,331.30 : 21,900,496.95 = 14,600,331.30 : x
  2. Step 2: Convert to fraction form
    14,600,331.30/21,900,496.95 = 14,600,331.30/x
  3. Step 3: Cross multiply
    14,600,331.30x = 21,900,496.95 × 14,600,331.30
  4. Step 4: Simplify right side
    14,600,331.30x = 319,754,511,104,639.56
  5. Step 5: Solve for x
    x = 319,754,511,104,639.56/14,600,331.30
  6. Step 6: Final answer
    x = 21,900,496.95

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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.