Home / 13,969,031.16-19,277,122.86-7,773,974.04

Finding the Fourth Proportional to 13,969,031.16, 19,277,122.86 and 7,773,974.04

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Solution

The fourth proportional to 13,969,031.16, 19,277,122.86 and 7,773,974.04 is: 10,728,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969,031.16 : 19,277,122.86 = 7,773,974.04 : x
  2. Step 2: Convert to fraction form
    13,969,031.16/19,277,122.86 = 7,773,974.04/x
  3. Step 3: Cross multiply
    13,969,031.16x = 19,277,122.86 × 7,773,974.04
  4. Step 4: Simplify right side
    13,969,031.16x = 149,859,852,679,530.56
  5. Step 5: Solve for x
    x = 149,859,852,679,530.56/13,969,031.16
  6. Step 6: Final answer
    x = 10,728,006.18

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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.