Home / 73,125,247.12-100,911,398.16-40,085,567.44

Finding the Fourth Proportional to 73,125,247.12, 100,911,398.16 and 40,085,567.44

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Solution

The fourth proportional to 73,125,247.12, 100,911,398.16 and 40,085,567.44 is: 55,317,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,125,247.12 : 100,911,398.16 = 40,085,567.44 : x
  2. Step 2: Convert to fraction form
    73,125,247.12/100,911,398.16 = 40,085,567.44/x
  3. Step 3: Cross multiply
    73,125,247.12x = 100,911,398.16 × 40,085,567.44
  4. Step 4: Simplify right side
    73,125,247.12x = 4,045,090,656,407,371.50
  5. Step 5: Solve for x
    x = 4,045,090,656,407,371.50/73,125,247.12
  6. Step 6: Final answer
    x = 55,317,292.12

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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.