Home / 61,261,350.30-91,892,025.45-47,390,740.20

Finding the Fourth Proportional to 61,261,350.30, 91,892,025.45 and 47,390,740.20

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Solution

The fourth proportional to 61,261,350.30, 91,892,025.45 and 47,390,740.20 is: 71,086,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,261,350.30 : 91,892,025.45 = 47,390,740.20 : x
  2. Step 2: Convert to fraction form
    61,261,350.30/91,892,025.45 = 47,390,740.20/x
  3. Step 3: Cross multiply
    61,261,350.30x = 91,892,025.45 × 47,390,740.20
  4. Step 4: Simplify right side
    61,261,350.30x = 4,354,831,104,552,738.50
  5. Step 5: Solve for x
    x = 4,354,831,104,552,738.50/61,261,350.30
  6. Step 6: Final answer
    x = 71,086,110.30

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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.