Home / 19,086,621.48-28,642,529.34-10,117,472.04

Finding the Fourth Proportional to 19,086,621.48, 28,642,529.34 and 10,117,472.04

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Solution

The fourth proportional to 19,086,621.48, 28,642,529.34 and 10,117,472.04 is: 15,182,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086,621.48 : 28,642,529.34 = 10,117,472.04 : x
  2. Step 2: Convert to fraction form
    19,086,621.48/28,642,529.34 = 10,117,472.04/x
  3. Step 3: Cross multiply
    19,086,621.48x = 28,642,529.34 × 10,117,472.04
  4. Step 4: Simplify right side
    19,086,621.48x = 289,789,989,752,329.62
  5. Step 5: Solve for x
    x = 289,789,989,752,329.62/19,086,621.48
  6. Step 6: Final answer
    x = 15,182,885.56

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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.