Home / 75,803,682.40-104,609,151.57-40,996,372.86

Finding the Fourth Proportional to 75,803,682.40, 104,609,151.57 and 40,996,372.86

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Solution

The fourth proportional to 75,803,682.40, 104,609,151.57 and 40,996,372.86 is: 56,575,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,803,682.40 : 104,609,151.57 = 40,996,372.86 : x
  2. Step 2: Convert to fraction form
    75,803,682.40/104,609,151.57 = 40,996,372.86/x
  3. Step 3: Cross multiply
    75,803,682.40x = 104,609,151.57 × 40,996,372.86
  4. Step 4: Simplify right side
    75,803,682.40x = 4,288,595,782,485,711
  5. Step 5: Solve for x
    x = 4,288,595,782,485,711/75,803,682.40
  6. Step 6: Final answer
    x = 56,575,032.33

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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.