Home / 31,709,400.30-47,564,100.45-22,143,462.30

Finding the Fourth Proportional to 31,709,400.30, 47,564,100.45 and 22,143,462.30

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Solution

The fourth proportional to 31,709,400.30, 47,564,100.45 and 22,143,462.30 is: 33,215,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709,400.30 : 47,564,100.45 = 22,143,462.30 : x
  2. Step 2: Convert to fraction form
    31,709,400.30/47,564,100.45 = 22,143,462.30/x
  3. Step 3: Cross multiply
    31,709,400.30x = 47,564,100.45 × 22,143,462.30
  4. Step 4: Simplify right side
    31,709,400.30x = 1,053,233,865,147,988.12
  5. Step 5: Solve for x
    x = 1,053,233,865,147,988.12/31,709,400.30
  6. Step 6: Final answer
    x = 33,215,193.45

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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.