Home / 19,239,252.55-26,550,598.29-10,979,150.38

Finding the Fourth Proportional to 19,239,252.55, 26,550,598.29 and 10,979,150.38

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Solution

The fourth proportional to 19,239,252.55, 26,550,598.29 and 10,979,150.38 is: 15,151,472.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239,252.55 : 26,550,598.29 = 10,979,150.38 : x
  2. Step 2: Convert to fraction form
    19,239,252.55/26,550,598.29 = 10,979,150.38/x
  3. Step 3: Cross multiply
    19,239,252.55x = 26,550,598.29 × 10,979,150.38
  4. Step 4: Simplify right side
    19,239,252.55x = 291,503,011,304,880.88
  5. Step 5: Solve for x
    x = 291,503,011,304,880.88/19,239,252.55
  6. Step 6: Final answer
    x = 15,151,472.78

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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.