Home / 15,766,562.23-21,753,738.30-9,236,681.41

Finding the Fourth Proportional to 15,766,562.23, 21,753,738.30 and 9,236,681.41

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Solution

The fourth proportional to 15,766,562.23, 21,753,738.30 and 9,236,681.41 is: 12,744,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766,562.23 : 21,753,738.30 = 9,236,681.41 : x
  2. Step 2: Convert to fraction form
    15,766,562.23/21,753,738.30 = 9,236,681.41/x
  3. Step 3: Cross multiply
    15,766,562.23x = 21,753,738.30 × 9,236,681.41
  4. Step 4: Simplify right side
    15,766,562.23x = 200,932,350,153,615
  5. Step 5: Solve for x
    x = 200,932,350,153,615/15,766,562.23
  6. Step 6: Final answer
    x = 12,744,208.10

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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.