Home / 40,004,990.40-60,007,485.60-39,367,261.20

Finding the Fourth Proportional to 40,004,990.40, 60,007,485.60 and 39,367,261.20

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Solution

The fourth proportional to 40,004,990.40, 60,007,485.60 and 39,367,261.20 is: 59,050,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004,990.40 : 60,007,485.60 = 39,367,261.20 : x
  2. Step 2: Convert to fraction form
    40,004,990.40/60,007,485.60 = 39,367,261.20/x
  3. Step 3: Cross multiply
    40,004,990.40x = 60,007,485.60 × 39,367,261.20
  4. Step 4: Simplify right side
    40,004,990.40x = 2,362,330,359,570,439
  5. Step 5: Solve for x
    x = 2,362,330,359,570,439/40,004,990.40
  6. Step 6: Final answer
    x = 59,050,891.80

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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.