Home / 15,964,376.20-23,949,674.70-6,378,123.40

Finding the Fourth Proportional to 15,964,376.20, 23,949,674.70 and 6,378,123.40

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Solution

The fourth proportional to 15,964,376.20, 23,949,674.70 and 6,378,123.40 is: 9,568,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964,376.20 : 23,949,674.70 = 6,378,123.40 : x
  2. Step 2: Convert to fraction form
    15,964,376.20/23,949,674.70 = 6,378,123.40/x
  3. Step 3: Cross multiply
    15,964,376.20x = 23,949,674.70 × 6,378,123.40
  4. Step 4: Simplify right side
    15,964,376.20x = 152,753,980,626,457.97
  5. Step 5: Solve for x
    x = 152,753,980,626,457.97/15,964,376.20
  6. Step 6: Final answer
    x = 9,568,427.77

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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.