Home / 72,845,298.20-109,267,947.30-36,565,592.60

Finding the Fourth Proportional to 72,845,298.20, 109,267,947.30 and 36,565,592.60

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Solution

The fourth proportional to 72,845,298.20, 109,267,947.30 and 36,565,592.60 is: 54,848,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,845,298.20 : 109,267,947.30 = 36,565,592.60 : x
  2. Step 2: Convert to fraction form
    72,845,298.20/109,267,947.30 = 36,565,592.60/x
  3. Step 3: Cross multiply
    72,845,298.20x = 109,267,947.30 × 36,565,592.60
  4. Step 4: Simplify right side
    72,845,298.20x = 3,995,447,245,210,070
  5. Step 5: Solve for x
    x = 3,995,447,245,210,070/72,845,298.20
  6. Step 6: Final answer
    x = 54,848,388.90

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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.