Home / 14,811,990.32-22,198,428.84-7,971,754.16

Finding the Fourth Proportional to 14,811,990.32, 22,198,428.84 and 7,971,754.16

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Solution

The fourth proportional to 14,811,990.32, 22,198,428.84 and 7,971,754.16 is: 11,947,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,990.32 : 22,198,428.84 = 7,971,754.16 : x
  2. Step 2: Convert to fraction form
    14,811,990.32/22,198,428.84 = 7,971,754.16/x
  3. Step 3: Cross multiply
    14,811,990.32x = 22,198,428.84 × 7,971,754.16
  4. Step 4: Simplify right side
    14,811,990.32x = 176,960,417,450,733.97
  5. Step 5: Solve for x
    x = 176,960,417,450,733.97/14,811,990.32
  6. Step 6: Final answer
    x = 11,947,105.93

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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.