Home / 12,251,285.40-18,376,928.10-10,571,669.40

Finding the Fourth Proportional to 12,251,285.40, 18,376,928.10 and 10,571,669.40

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Solution

The fourth proportional to 12,251,285.40, 18,376,928.10 and 10,571,669.40 is: 15,857,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,285.40 : 18,376,928.10 = 10,571,669.40 : x
  2. Step 2: Convert to fraction form
    12,251,285.40/18,376,928.10 = 10,571,669.40/x
  3. Step 3: Cross multiply
    12,251,285.40x = 18,376,928.10 × 10,571,669.40
  4. Step 4: Simplify right side
    12,251,285.40x = 194,274,808,460,770.16
  5. Step 5: Solve for x
    x = 194,274,808,460,770.16/12,251,285.40
  6. Step 6: Final answer
    x = 15,857,504.10

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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.