Home / 9,320,188.56-12,855,234.69-6,221,149.26

Finding the Fourth Proportional to 9,320,188.56, 12,855,234.69 and 6,221,149.26

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Solution

The fourth proportional to 9,320,188.56, 12,855,234.69 and 6,221,149.26 is: 8,580,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,188.56 : 12,855,234.69 = 6,221,149.26 : x
  2. Step 2: Convert to fraction form
    9,320,188.56/12,855,234.69 = 6,221,149.26/x
  3. Step 3: Cross multiply
    9,320,188.56x = 12,855,234.69 × 6,221,149.26
  4. Step 4: Simplify right side
    9,320,188.56x = 79,974,333,778,819.83
  5. Step 5: Solve for x
    x = 79,974,333,778,819.83/9,320,188.56
  6. Step 6: Final answer
    x = 8,580,763.50

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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.