Home / 47,408,944.55-71,113,444.34-13,330,290.42

Finding the Fourth Proportional to 47,408,944.55, 71,113,444.34 and 13,330,290.42

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Solution

The fourth proportional to 47,408,944.55, 71,113,444.34 and 13,330,290.42 is: 19,995,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408,944.55 : 71,113,444.34 = 13,330,290.42 : x
  2. Step 2: Convert to fraction form
    47,408,944.55/71,113,444.34 = 13,330,290.42/x
  3. Step 3: Cross multiply
    47,408,944.55x = 71,113,444.34 × 13,330,290.42
  4. Step 4: Simplify right side
    47,408,944.55x = 947,962,865,752,053.62
  5. Step 5: Solve for x
    x = 947,962,865,752,053.62/47,408,944.55
  6. Step 6: Final answer
    x = 19,995,443.37

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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.