Home / 47,235,266.20-70,852,899.30-19,972,342.90

Finding the Fourth Proportional to 47,235,266.20, 70,852,899.30 and 19,972,342.90

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Solution

The fourth proportional to 47,235,266.20, 70,852,899.30 and 19,972,342.90 is: 29,958,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,235,266.20 : 70,852,899.30 = 19,972,342.90 : x
  2. Step 2: Convert to fraction form
    47,235,266.20/70,852,899.30 = 19,972,342.90/x
  3. Step 3: Cross multiply
    47,235,266.20x = 70,852,899.30 × 19,972,342.90
  4. Step 4: Simplify right side
    47,235,266.20x = 1,415,098,400,278,769.75
  5. Step 5: Solve for x
    x = 1,415,098,400,278,769.75/47,235,266.20
  6. Step 6: Final answer
    x = 29,958,514.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.