Home / 14,381,836.65-19,846,816.64-7,855,470.23

Finding the Fourth Proportional to 14,381,836.65, 19,846,816.64 and 7,855,470.23

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Solution

The fourth proportional to 14,381,836.65, 19,846,816.64 and 7,855,470.23 is: 10,840,484.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,836.65 : 19,846,816.64 = 7,855,470.23 : x
  2. Step 2: Convert to fraction form
    14,381,836.65/19,846,816.64 = 7,855,470.23/x
  3. Step 3: Cross multiply
    14,381,836.65x = 19,846,816.64 × 7,855,470.23
  4. Step 4: Simplify right side
    14,381,836.65x = 155,906,077,137,277.19
  5. Step 5: Solve for x
    x = 155,906,077,137,277.19/14,381,836.65
  6. Step 6: Final answer
    x = 10,840,484.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.