Home / 31,914,810.60-47,803,454.79-21,623,204.13

Finding the Fourth Proportional to 31,914,810.60, 47,803,454.79 and 21,623,204.13

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Solution

The fourth proportional to 31,914,810.60, 47,803,454.79 and 21,623,204.13 is: 32,388,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,914,810.60 : 47,803,454.79 = 21,623,204.13 : x
  2. Step 2: Convert to fraction form
    31,914,810.60/47,803,454.79 = 21,623,204.13/x
  3. Step 3: Cross multiply
    31,914,810.60x = 47,803,454.79 × 21,623,204.13
  4. Step 4: Simplify right side
    31,914,810.60x = 1,033,663,861,043,396.25
  5. Step 5: Solve for x
    x = 1,033,663,861,043,396.25/31,914,810.60
  6. Step 6: Final answer
    x = 32,388,218.56

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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.