Home / 60,486,750.40-90,730,125.60-20,097,234.40

Finding the Fourth Proportional to 60,486,750.40, 90,730,125.60 and 20,097,234.40

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Solution

The fourth proportional to 60,486,750.40, 90,730,125.60 and 20,097,234.40 is: 30,145,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,486,750.40 : 90,730,125.60 = 20,097,234.40 : x
  2. Step 2: Convert to fraction form
    60,486,750.40/90,730,125.60 = 20,097,234.40/x
  3. Step 3: Cross multiply
    60,486,750.40x = 90,730,125.60 × 20,097,234.40
  4. Step 4: Simplify right side
    60,486,750.40x = 1,823,424,601,324,640.50
  5. Step 5: Solve for x
    x = 1,823,424,601,324,640.50/60,486,750.40
  6. Step 6: Final answer
    x = 30,145,851.60

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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.