Home / 19,681,846.18-27,160,959.30-10,980,018.83

Finding the Fourth Proportional to 19,681,846.18, 27,160,959.30 and 10,980,018.83

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Solution

The fourth proportional to 19,681,846.18, 27,160,959.30 and 10,980,018.83 is: 15,152,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,846.18 : 27,160,959.30 = 10,980,018.83 : x
  2. Step 2: Convert to fraction form
    19,681,846.18/27,160,959.30 = 10,980,018.83/x
  3. Step 3: Cross multiply
    19,681,846.18x = 27,160,959.30 × 10,980,018.83
  4. Step 4: Simplify right side
    19,681,846.18x = 298,227,844,554,863.62
  5. Step 5: Solve for x
    x = 298,227,844,554,863.62/19,681,846.18
  6. Step 6: Final answer
    x = 15,152,432.44

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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.