Home / 15,359,368.56-21,195,523.90-8,483,703

Finding the Fourth Proportional to 15,359,368.56, 21,195,523.90 and 8,483,703

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Solution

The fourth proportional to 15,359,368.56, 21,195,523.90 and 8,483,703 is: 11,707,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359,368.56 : 21,195,523.90 = 8,483,703 : x
  2. Step 2: Convert to fraction form
    15,359,368.56/21,195,523.90 = 8,483,703/x
  3. Step 3: Cross multiply
    15,359,368.56x = 21,195,523.90 × 8,483,703
  4. Step 4: Simplify right side
    15,359,368.56x = 179,816,529,697,001.69
  5. Step 5: Solve for x
    x = 179,816,529,697,001.69/15,359,368.56
  6. Step 6: Final answer
    x = 11,707,286.60

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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.