Home / 72,505,061.46-100,059,111.18-39,467,465.46

Finding the Fourth Proportional to 72,505,061.46, 100,059,111.18 and 39,467,465.46

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Solution

The fourth proportional to 72,505,061.46, 100,059,111.18 and 39,467,465.46 is: 54,466,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,505,061.46 : 100,059,111.18 = 39,467,465.46 : x
  2. Step 2: Convert to fraction form
    72,505,061.46/100,059,111.18 = 39,467,465.46/x
  3. Step 3: Cross multiply
    72,505,061.46x = 100,059,111.18 × 39,467,465.46
  4. Step 4: Simplify right side
    72,505,061.46x = 3,949,079,514,454,950
  5. Step 5: Solve for x
    x = 3,949,079,514,454,950/72,505,061.46
  6. Step 6: Final answer
    x = 54,466,259.80

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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.