Home / 42,451,183.68-63,611,824.09-28,566,723.93

Finding the Fourth Proportional to 42,451,183.68, 63,611,824.09 and 28,566,723.93

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Solution

The fourth proportional to 42,451,183.68, 63,611,824.09 and 28,566,723.93 is: 42,806,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451,183.68 : 63,611,824.09 = 28,566,723.93 : x
  2. Step 2: Convert to fraction form
    42,451,183.68/63,611,824.09 = 28,566,723.93/x
  3. Step 3: Cross multiply
    42,451,183.68x = 63,611,824.09 × 28,566,723.93
  4. Step 4: Simplify right side
    42,451,183.68x = 1,817,181,417,462,753.50
  5. Step 5: Solve for x
    x = 1,817,181,417,462,753.50/42,451,183.68
  6. Step 6: Final answer
    x = 42,806,378.05

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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.