Home / 52,022,632.08-71,790,271.74-28,817,249.88

Finding the Fourth Proportional to 52,022,632.08, 71,790,271.74 and 28,817,249.88

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Solution

The fourth proportional to 52,022,632.08, 71,790,271.74 and 28,817,249.88 is: 39,767,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,022,632.08 : 71,790,271.74 = 28,817,249.88 : x
  2. Step 2: Convert to fraction form
    52,022,632.08/71,790,271.74 = 28,817,249.88/x
  3. Step 3: Cross multiply
    52,022,632.08x = 71,790,271.74 × 28,817,249.88
  4. Step 4: Simplify right side
    52,022,632.08x = 2,068,798,199,684,682.25
  5. Step 5: Solve for x
    x = 2,068,798,199,684,682.25/52,022,632.08
  6. Step 6: Final answer
    x = 39,767,272.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.