Home / 19,785,655.80-29,677,499.55-10,202,003.10

Finding the Fourth Proportional to 19,785,655.80, 29,677,499.55 and 10,202,003.10

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Solution

The fourth proportional to 19,785,655.80, 29,677,499.55 and 10,202,003.10 is: 15,302,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785,655.80 : 29,677,499.55 = 10,202,003.10 : x
  2. Step 2: Convert to fraction form
    19,785,655.80/29,677,499.55 = 10,202,003.10/x
  3. Step 3: Cross multiply
    19,785,655.80x = 29,677,499.55 × 10,202,003.10
  4. Step 4: Simplify right side
    19,785,655.80x = 302,769,942,409,348.62
  5. Step 5: Solve for x
    x = 302,769,942,409,348.62/19,785,655.80
  6. Step 6: Final answer
    x = 15,302,497.20

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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.