Home / 15,848,459.55-21,870,954.87-8,974,281.15

Finding the Fourth Proportional to 15,848,459.55, 21,870,954.87 and 8,974,281.15

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Solution

The fourth proportional to 15,848,459.55, 21,870,954.87 and 8,974,281.15 is: 12,384,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848,459.55 : 21,870,954.87 = 8,974,281.15 : x
  2. Step 2: Convert to fraction form
    15,848,459.55/21,870,954.87 = 8,974,281.15/x
  3. Step 3: Cross multiply
    15,848,459.55x = 21,870,954.87 × 8,974,281.15
  4. Step 4: Simplify right side
    15,848,459.55x = 196,276,098,022,341.72
  5. Step 5: Solve for x
    x = 196,276,098,022,341.72/15,848,459.55
  6. Step 6: Final answer
    x = 12,384,553.68

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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.