Home / 52,515,803.58-72,471,909.23-28,994,385.83

Finding the Fourth Proportional to 52,515,803.58, 72,471,909.23 and 28,994,385.83

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Solution

The fourth proportional to 52,515,803.58, 72,471,909.23 and 28,994,385.83 is: 40,012,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515,803.58 : 72,471,909.23 = 28,994,385.83 : x
  2. Step 2: Convert to fraction form
    52,515,803.58/72,471,909.23 = 28,994,385.83/x
  3. Step 3: Cross multiply
    52,515,803.58x = 72,471,909.23 × 28,994,385.83
  4. Step 4: Simplify right side
    52,515,803.58x = 2,101,278,497,652,755.75
  5. Step 5: Solve for x
    x = 2,101,278,497,652,755.75/52,515,803.58
  6. Step 6: Final answer
    x = 40,012,307.81

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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.