Home / 30,726,872.01-42,402,588.39-16,787,927.88

Finding the Fourth Proportional to 30,726,872.01, 42,402,588.39 and 16,787,927.88

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Solution

The fourth proportional to 30,726,872.01, 42,402,588.39 and 16,787,927.88 is: 23,167,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,726,872.01 : 42,402,588.39 = 16,787,927.88 : x
  2. Step 2: Convert to fraction form
    30,726,872.01/42,402,588.39 = 16,787,927.88/x
  3. Step 3: Cross multiply
    30,726,872.01x = 42,402,588.39 × 16,787,927.88
  4. Step 4: Simplify right side
    30,726,872.01x = 711,851,595,816,645.25
  5. Step 5: Solve for x
    x = 711,851,595,816,645.25/30,726,872.01
  6. Step 6: Final answer
    x = 23,167,070.04

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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.