Home / 48,049,047.28-72,043,025.64-40,765,017.68

Finding the Fourth Proportional to 48,049,047.28, 72,043,025.64 and 40,765,017.68

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Solution

The fourth proportional to 48,049,047.28, 72,043,025.64 and 40,765,017.68 is: 61,121,611.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,049,047.28 : 72,043,025.64 = 40,765,017.68 : x
  2. Step 2: Convert to fraction form
    48,049,047.28/72,043,025.64 = 40,765,017.68/x
  3. Step 3: Cross multiply
    48,049,047.28x = 72,043,025.64 × 40,765,017.68
  4. Step 4: Simplify right side
    48,049,047.28x = 2,936,835,213,935,293.50
  5. Step 5: Solve for x
    x = 2,936,835,213,935,293.50/48,049,047.28
  6. Step 6: Final answer
    x = 61,121,611.77

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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.