Home / 21,041,621.59-31,534,529.91-10,806,067.93

Finding the Fourth Proportional to 21,041,621.59, 31,534,529.91 and 10,806,067.93

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Solution

The fourth proportional to 21,041,621.59, 31,534,529.91 and 10,806,067.93 is: 16,194,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041,621.59 : 31,534,529.91 = 10,806,067.93 : x
  2. Step 2: Convert to fraction form
    21,041,621.59/31,534,529.91 = 10,806,067.93/x
  3. Step 3: Cross multiply
    21,041,621.59x = 31,534,529.91 × 10,806,067.93
  4. Step 4: Simplify right side
    21,041,621.59x = 340,764,272,348,076.75
  5. Step 5: Solve for x
    x = 340,764,272,348,076.75/21,041,621.59
  6. Step 6: Final answer
    x = 16,194,772.39

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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.