Home / 49,818,487.86-68,740,998.17-28,905,726.24

Finding the Fourth Proportional to 49,818,487.86, 68,740,998.17 and 28,905,726.24

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Solution

The fourth proportional to 49,818,487.86, 68,740,998.17 and 28,905,726.24 is: 39,884,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818,487.86 : 68,740,998.17 = 28,905,726.24 : x
  2. Step 2: Convert to fraction form
    49,818,487.86/68,740,998.17 = 28,905,726.24/x
  3. Step 3: Cross multiply
    49,818,487.86x = 68,740,998.17 × 28,905,726.24
  4. Step 4: Simplify right side
    49,818,487.86x = 1,987,008,474,421,832.50
  5. Step 5: Solve for x
    x = 1,987,008,474,421,832.50/49,818,487.86
  6. Step 6: Final answer
    x = 39,884,961.58

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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.