Home / 12,887,303.87-19,318,187.02-6,051,640.55

Finding the Fourth Proportional to 12,887,303.87, 19,318,187.02 and 6,051,640.55

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Solution

The fourth proportional to 12,887,303.87, 19,318,187.02 and 6,051,640.55 is: 9,071,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,887,303.87 : 19,318,187.02 = 6,051,640.55 : x
  2. Step 2: Convert to fraction form
    12,887,303.87/19,318,187.02 = 6,051,640.55/x
  3. Step 3: Cross multiply
    12,887,303.87x = 19,318,187.02 × 6,051,640.55
  4. Step 4: Simplify right side
    12,887,303.87x = 116,906,723,922,715.66
  5. Step 5: Solve for x
    x = 116,906,723,922,715.66/12,887,303.87
  6. Step 6: Final answer
    x = 9,071,464.84

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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.