Home / 29,071,385.21-40,120,298.71-16,018,640.73

Finding the Fourth Proportional to 29,071,385.21, 40,120,298.71 and 16,018,640.73

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Solution

The fourth proportional to 29,071,385.21, 40,120,298.71 and 16,018,640.73 is: 22,106,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,385.21 : 40,120,298.71 = 16,018,640.73 : x
  2. Step 2: Convert to fraction form
    29,071,385.21/40,120,298.71 = 16,018,640.73/x
  3. Step 3: Cross multiply
    29,071,385.21x = 40,120,298.71 × 16,018,640.73
  4. Step 4: Simplify right side
    29,071,385.21x = 642,672,650,975,725.88
  5. Step 5: Solve for x
    x = 642,672,650,975,725.88/29,071,385.21
  6. Step 6: Final answer
    x = 22,106,708.93

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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.