Home / 18,536,701.90-27,805,052.85-12,474,337.90

Finding the Fourth Proportional to 18,536,701.90, 27,805,052.85 and 12,474,337.90

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Solution

The fourth proportional to 18,536,701.90, 27,805,052.85 and 12,474,337.90 is: 18,711,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,701.90 : 27,805,052.85 = 12,474,337.90 : x
  2. Step 2: Convert to fraction form
    18,536,701.90/27,805,052.85 = 12,474,337.90/x
  3. Step 3: Cross multiply
    18,536,701.90x = 27,805,052.85 × 12,474,337.90
  4. Step 4: Simplify right side
    18,536,701.90x = 346,849,624,578,258.06
  5. Step 5: Solve for x
    x = 346,849,624,578,258.06/18,536,701.90
  6. Step 6: Final answer
    x = 18,711,506.85

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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.