Home / 28,529,854.66-42,796,562.68-8,061,146.20

Finding the Fourth Proportional to 28,529,854.66, 42,796,562.68 and 8,061,146.20

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Solution

The fourth proportional to 28,529,854.66, 42,796,562.68 and 8,061,146.20 is: 12,092,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529,854.66 : 42,796,562.68 = 8,061,146.20 : x
  2. Step 2: Convert to fraction form
    28,529,854.66/42,796,562.68 = 8,061,146.20/x
  3. Step 3: Cross multiply
    28,529,854.66x = 42,796,562.68 × 8,061,146.20
  4. Step 4: Simplify right side
    28,529,854.66x = 344,989,348,684,515.94
  5. Step 5: Solve for x
    x = 344,989,348,684,515.94/28,529,854.66
  6. Step 6: Final answer
    x = 12,092,222.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.