Home / 9,201,216.20-12,697,160.10-5,071,234.76

Finding the Fourth Proportional to 9,201,216.20, 12,697,160.10 and 5,071,234.76

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Solution

The fourth proportional to 9,201,216.20, 12,697,160.10 and 5,071,234.76 is: 6,998,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,216.20 : 12,697,160.10 = 5,071,234.76 : x
  2. Step 2: Convert to fraction form
    9,201,216.20/12,697,160.10 = 5,071,234.76/x
  3. Step 3: Cross multiply
    9,201,216.20x = 12,697,160.10 × 5,071,234.76
  4. Step 4: Simplify right side
    9,201,216.20x = 64,390,279,652,405.07
  5. Step 5: Solve for x
    x = 64,390,279,652,405.07/9,201,216.20
  6. Step 6: Final answer
    x = 6,998,018.33

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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.