Home / 13,858,290.66-19,124,565.04-7,663,754.16

Finding the Fourth Proportional to 13,858,290.66, 19,124,565.04 and 7,663,754.16

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Solution

The fourth proportional to 13,858,290.66, 19,124,565.04 and 7,663,754.16 is: 10,576,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,290.66 : 19,124,565.04 = 7,663,754.16 : x
  2. Step 2: Convert to fraction form
    13,858,290.66/19,124,565.04 = 7,663,754.16/x
  3. Step 3: Cross multiply
    13,858,290.66x = 19,124,565.04 × 7,663,754.16
  4. Step 4: Simplify right side
    13,858,290.66x = 146,565,964,883,490.56
  5. Step 5: Solve for x
    x = 146,565,964,883,490.56/13,858,290.66
  6. Step 6: Final answer
    x = 10,576,049.27

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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.