Home / 73,879,309.88-101,948,589.27-42,512,296.16

Finding the Fourth Proportional to 73,879,309.88, 101,948,589.27 and 42,512,296.16

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Solution

The fourth proportional to 73,879,309.88, 101,948,589.27 and 42,512,296.16 is: 58,664,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,879,309.88 : 101,948,589.27 = 42,512,296.16 : x
  2. Step 2: Convert to fraction form
    73,879,309.88/101,948,589.27 = 42,512,296.16/x
  3. Step 3: Cross multiply
    73,879,309.88x = 101,948,589.27 × 42,512,296.16
  4. Step 4: Simplify right side
    73,879,309.88x = 4,334,068,619,630,695
  5. Step 5: Solve for x
    x = 4,334,068,619,630,695/73,879,309.88
  6. Step 6: Final answer
    x = 58,664,173.05

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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.