Home / 9,069,174.72-12,500,874.18-6,128,073.63

Finding the Fourth Proportional to 9,069,174.72, 12,500,874.18 and 6,128,073.63

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Solution

The fourth proportional to 9,069,174.72, 12,500,874.18 and 6,128,073.63 is: 8,446,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,174.72 : 12,500,874.18 = 6,128,073.63 : x
  2. Step 2: Convert to fraction form
    9,069,174.72/12,500,874.18 = 6,128,073.63/x
  3. Step 3: Cross multiply
    9,069,174.72x = 12,500,874.18 × 6,128,073.63
  4. Step 4: Simplify right side
    9,069,174.72x = 76,606,277,414,405.88
  5. Step 5: Solve for x
    x = 76,606,277,414,405.88/9,069,174.72
  6. Step 6: Final answer
    x = 8,446,885.17

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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.