Home / 22,551,080.40-31,120,511.40-12,237,803.61

Finding the Fourth Proportional to 22,551,080.40, 31,120,511.40 and 12,237,803.61

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Solution

The fourth proportional to 22,551,080.40, 31,120,511.40 and 12,237,803.61 is: 16,888,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551,080.40 : 31,120,511.40 = 12,237,803.61 : x
  2. Step 2: Convert to fraction form
    22,551,080.40/31,120,511.40 = 12,237,803.61/x
  3. Step 3: Cross multiply
    22,551,080.40x = 31,120,511.40 × 12,237,803.61
  4. Step 4: Simplify right side
    22,551,080.40x = 380,846,706,755,966.12
  5. Step 5: Solve for x
    x = 380,846,706,755,966.12/22,551,080.40
  6. Step 6: Final answer
    x = 16,888,180.08

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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.