Home / 43,203,632.45-64,805,514.44-17,644,641.86

Finding the Fourth Proportional to 43,203,632.45, 64,805,514.44 and 17,644,641.86

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Solution

The fourth proportional to 43,203,632.45, 64,805,514.44 and 17,644,641.86 is: 26,466,989.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203,632.45 : 64,805,514.44 = 17,644,641.86 : x
  2. Step 2: Convert to fraction form
    43,203,632.45/64,805,514.44 = 17,644,641.86/x
  3. Step 3: Cross multiply
    43,203,632.45x = 64,805,514.44 × 17,644,641.86
  4. Step 4: Simplify right side
    43,203,632.45x = 1,143,470,092,920,649.25
  5. Step 5: Solve for x
    x = 1,143,470,092,920,649.25/43,203,632.45
  6. Step 6: Final answer
    x = 26,466,989.65

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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.