Home / 64,994,934.66-89,542,266.27-45,384,761.76

Finding the Fourth Proportional to 64,994,934.66, 89,542,266.27 and 45,384,761.76

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Solution

The fourth proportional to 64,994,934.66, 89,542,266.27 and 45,384,761.76 is: 62,525,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,994,934.66 : 89,542,266.27 = 45,384,761.76 : x
  2. Step 2: Convert to fraction form
    64,994,934.66/89,542,266.27 = 45,384,761.76/x
  3. Step 3: Cross multiply
    64,994,934.66x = 89,542,266.27 × 45,384,761.76
  4. Step 4: Simplify right side
    64,994,934.66x = 4,063,854,422,114,433.50
  5. Step 5: Solve for x
    x = 4,063,854,422,114,433.50/64,994,934.66
  6. Step 6: Final answer
    x = 62,525,709.79

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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.