Home / 10,143,530.08-13,999,506.97-6,277,296.76

Finding the Fourth Proportional to 10,143,530.08, 13,999,506.97 and 6,277,296.76

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Solution

The fourth proportional to 10,143,530.08, 13,999,506.97 and 6,277,296.76 is: 8,663,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,530.08 : 13,999,506.97 = 6,277,296.76 : x
  2. Step 2: Convert to fraction form
    10,143,530.08/13,999,506.97 = 6,277,296.76/x
  3. Step 3: Cross multiply
    10,143,530.08x = 13,999,506.97 × 6,277,296.76
  4. Step 4: Simplify right side
    10,143,530.08x = 87,879,059,658,687.64
  5. Step 5: Solve for x
    x = 87,879,059,658,687.64/10,143,530.08
  6. Step 6: Final answer
    x = 8,663,557.85

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1.5x scale

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.