Home / 47,236,445.20-70,854,667.80-19,973,521.90

Finding the Fourth Proportional to 47,236,445.20, 70,854,667.80 and 19,973,521.90

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Solution

The fourth proportional to 47,236,445.20, 70,854,667.80 and 19,973,521.90 is: 29,960,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236,445.20 : 70,854,667.80 = 19,973,521.90 : x
  2. Step 2: Convert to fraction form
    47,236,445.20/70,854,667.80 = 19,973,521.90/x
  3. Step 3: Cross multiply
    47,236,445.20x = 70,854,667.80 × 19,973,521.90
  4. Step 4: Simplify right side
    47,236,445.20x = 1,415,217,259,020,524.75
  5. Step 5: Solve for x
    x = 1,415,217,259,020,524.75/47,236,445.20
  6. Step 6: Final answer
    x = 29,960,282.85

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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.