Home / 15,766,564.23-21,753,741.06-9,236,683.41

Finding the Fourth Proportional to 15,766,564.23, 21,753,741.06 and 9,236,683.41

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Solution

The fourth proportional to 15,766,564.23, 21,753,741.06 and 9,236,683.41 is: 12,744,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766,564.23 : 21,753,741.06 = 9,236,683.41 : x
  2. Step 2: Convert to fraction form
    15,766,564.23/21,753,741.06 = 9,236,683.41/x
  3. Step 3: Cross multiply
    15,766,564.23x = 21,753,741.06 × 9,236,683.41
  4. Step 4: Simplify right side
    15,766,564.23x = 200,932,419,154,337.81
  5. Step 5: Solve for x
    x = 200,932,419,154,337.81/15,766,564.23
  6. Step 6: Final answer
    x = 12,744,210.86

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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.