Home / 12,474,423.70-18,711,635.55-11,541,303.70

Finding the Fourth Proportional to 12,474,423.70, 18,711,635.55 and 11,541,303.70

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Solution

The fourth proportional to 12,474,423.70, 18,711,635.55 and 11,541,303.70 is: 17,311,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,423.70 : 18,711,635.55 = 11,541,303.70 : x
  2. Step 2: Convert to fraction form
    12,474,423.70/18,711,635.55 = 11,541,303.70/x
  3. Step 3: Cross multiply
    12,474,423.70x = 18,711,635.55 × 11,541,303.70
  4. Step 4: Simplify right side
    12,474,423.70x = 215,956,668,606,266.53
  5. Step 5: Solve for x
    x = 215,956,668,606,266.53/12,474,423.70
  6. Step 6: Final answer
    x = 17,311,955.55

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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.