Home / 60,998,442.46-91,500,606.42-20,056,975.20

Finding the Fourth Proportional to 60,998,442.46, 91,500,606.42 and 20,056,975.20

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Solution

The fourth proportional to 60,998,442.46, 91,500,606.42 and 20,056,975.20 is: 30,086,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,442.46 : 91,500,606.42 = 20,056,975.20 : x
  2. Step 2: Convert to fraction form
    60,998,442.46/91,500,606.42 = 20,056,975.20/x
  3. Step 3: Cross multiply
    60,998,442.46x = 91,500,606.42 × 20,056,975.20
  4. Step 4: Simplify right side
    60,998,442.46x = 1,835,225,393,750,900.75
  5. Step 5: Solve for x
    x = 1,835,225,393,750,900.75/60,998,442.46
  6. Step 6: Final answer
    x = 30,086,430.40

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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.