Home / 12,506,475.13-17,245,230.39-8,147,477.95

Finding the Fourth Proportional to 12,506,475.13, 17,245,230.39 and 8,147,477.95

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Solution

The fourth proportional to 12,506,475.13, 17,245,230.39 and 8,147,477.95 is: 11,234,591.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,475.13 : 17,245,230.39 = 8,147,477.95 : x
  2. Step 2: Convert to fraction form
    12,506,475.13/17,245,230.39 = 8,147,477.95/x
  3. Step 3: Cross multiply
    12,506,475.13x = 17,245,230.39 × 8,147,477.95
  4. Step 4: Simplify right side
    12,506,475.13x = 140,505,134,302,081.83
  5. Step 5: Solve for x
    x = 140,505,134,302,081.83/12,506,475.13
  6. Step 6: Final answer
    x = 11,234,591.11

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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.