Home / 11,599,765.12-16,012,140.16-7,730,874.56

Finding the Fourth Proportional to 11,599,765.12, 16,012,140.16 and 7,730,874.56

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Solution

The fourth proportional to 11,599,765.12, 16,012,140.16 and 7,730,874.56 is: 10,671,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,599,765.12 : 16,012,140.16 = 7,730,874.56 : x
  2. Step 2: Convert to fraction form
    11,599,765.12/16,012,140.16 = 7,730,874.56/x
  3. Step 3: Cross multiply
    11,599,765.12x = 16,012,140.16 × 7,730,874.56
  4. Step 4: Simplify right side
    11,599,765.12x = 123,787,847,014,098.33
  5. Step 5: Solve for x
    x = 123,787,847,014,098.33/11,599,765.12
  6. Step 6: Final answer
    x = 10,671,582.20

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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.