Home / 15,410,558.12-21,266,517.13-8,884,156.46

Finding the Fourth Proportional to 15,410,558.12, 21,266,517.13 and 8,884,156.46

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Solution

The fourth proportional to 15,410,558.12, 21,266,517.13 and 8,884,156.46 is: 12,260,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410,558.12 : 21,266,517.13 = 8,884,156.46 : x
  2. Step 2: Convert to fraction form
    15,410,558.12/21,266,517.13 = 8,884,156.46/x
  3. Step 3: Cross multiply
    15,410,558.12x = 21,266,517.13 × 8,884,156.46
  4. Step 4: Simplify right side
    15,410,558.12x = 188,935,065,413,647.19
  5. Step 5: Solve for x
    x = 188,935,065,413,647.19/15,410,558.12
  6. Step 6: Final answer
    x = 12,260,105.31

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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.