Home / 30,566,286.58-42,152,524.05-19,556,520.34

Finding the Fourth Proportional to 30,566,286.58, 42,152,524.05 and 19,556,520.34

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Solution

The fourth proportional to 30,566,286.58, 42,152,524.05 and 19,556,520.34 is: 26,969,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,566,286.58 : 42,152,524.05 = 19,556,520.34 : x
  2. Step 2: Convert to fraction form
    30,566,286.58/42,152,524.05 = 19,556,520.34/x
  3. Step 3: Cross multiply
    30,566,286.58x = 42,152,524.05 × 19,556,520.34
  4. Step 4: Simplify right side
    30,566,286.58x = 824,356,693,966,164.12
  5. Step 5: Solve for x
    x = 824,356,693,966,164.12/30,566,286.58
  6. Step 6: Final answer
    x = 26,969,474.74

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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.