Home / 69,932,189.60-104,960,492.40-41,142,327.20

Finding the Fourth Proportional to 69,932,189.60, 104,960,492.40 and 41,142,327.20

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Solution

The fourth proportional to 69,932,189.60, 104,960,492.40 and 41,142,327.20 is: 61,750,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,932,189.60 : 104,960,492.40 = 41,142,327.20 : x
  2. Step 2: Convert to fraction form
    69,932,189.60/104,960,492.40 = 41,142,327.20/x
  3. Step 3: Cross multiply
    69,932,189.60x = 104,960,492.40 × 41,142,327.20
  4. Step 4: Simplify right side
    69,932,189.60x = 4,318,318,921,393,914
  5. Step 5: Solve for x
    x = 4,318,318,921,393,914/69,932,189.60
  6. Step 6: Final answer
    x = 61,750,088.85

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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.