Home / 31,713,904.40-47,570,856.60-28,060,739.60

Finding the Fourth Proportional to 31,713,904.40, 47,570,856.60 and 28,060,739.60

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Solution

The fourth proportional to 31,713,904.40, 47,570,856.60 and 28,060,739.60 is: 42,091,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713,904.40 : 47,570,856.60 = 28,060,739.60 : x
  2. Step 2: Convert to fraction form
    31,713,904.40/47,570,856.60 = 28,060,739.60/x
  3. Step 3: Cross multiply
    31,713,904.40x = 47,570,856.60 × 28,060,739.60
  4. Step 4: Simplify right side
    31,713,904.40x = 1,334,873,419,601,541.50
  5. Step 5: Solve for x
    x = 1,334,873,419,601,541.50/31,713,904.40
  6. Step 6: Final answer
    x = 42,091,109.40

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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.