Home / 19,888,901.76-29,777,922.68-10,152,570.49

Finding the Fourth Proportional to 19,888,901.76, 29,777,922.68 and 10,152,570.49

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Solution

The fourth proportional to 19,888,901.76, 29,777,922.68 and 10,152,570.49 is: 15,200,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888,901.76 : 29,777,922.68 = 10,152,570.49 : x
  2. Step 2: Convert to fraction form
    19,888,901.76/29,777,922.68 = 10,152,570.49/x
  3. Step 3: Cross multiply
    19,888,901.76x = 29,777,922.68 × 10,152,570.49
  4. Step 4: Simplify right side
    19,888,901.76x = 302,322,459,054,469.69
  5. Step 5: Solve for x
    x = 302,322,459,054,469.69/19,888,901.76
  6. Step 6: Final answer
    x = 15,200,560.73

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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.