Home / 59,702,905.68-89,575,905.60-20,847,084.72

Finding the Fourth Proportional to 59,702,905.68, 89,575,905.60 and 20,847,084.72

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Solution

The fourth proportional to 59,702,905.68, 89,575,905.60 and 20,847,084.72 is: 31,278,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,702,905.68 : 89,575,905.60 = 20,847,084.72 : x
  2. Step 2: Convert to fraction form
    59,702,905.68/89,575,905.60 = 20,847,084.72/x
  3. Step 3: Cross multiply
    59,702,905.68x = 89,575,905.60 × 20,847,084.72
  4. Step 4: Simplify right side
    59,702,905.68x = 1,867,396,492,913,922.25
  5. Step 5: Solve for x
    x = 1,867,396,492,913,922.25/59,702,905.68
  6. Step 6: Final answer
    x = 31,278,150.90

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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.