Home / 19,969,502.46-27,553,156.20-13,772,568.30

Finding the Fourth Proportional to 19,969,502.46, 27,553,156.20 and 13,772,568.30

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Solution

The fourth proportional to 19,969,502.46, 27,553,156.20 and 13,772,568.30 is: 19,002,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,502.46 : 27,553,156.20 = 13,772,568.30 : x
  2. Step 2: Convert to fraction form
    19,969,502.46/27,553,156.20 = 13,772,568.30/x
  3. Step 3: Cross multiply
    19,969,502.46x = 27,553,156.20 × 13,772,568.30
  4. Step 4: Simplify right side
    19,969,502.46x = 379,477,725,645,068.50
  5. Step 5: Solve for x
    x = 379,477,725,645,068.50/19,969,502.46
  6. Step 6: Final answer
    x = 19,002,863.31

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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.