Home / 8,169,987.60-12,254,981.40-2,186,355.60

Finding the Fourth Proportional to 8,169,987.60, 12,254,981.40 and 2,186,355.60

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Solution

The fourth proportional to 8,169,987.60, 12,254,981.40 and 2,186,355.60 is: 3,279,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,987.60 : 12,254,981.40 = 2,186,355.60 : x
  2. Step 2: Convert to fraction form
    8,169,987.60/12,254,981.40 = 2,186,355.60/x
  3. Step 3: Cross multiply
    8,169,987.60x = 12,254,981.40 × 2,186,355.60
  4. Step 4: Simplify right side
    8,169,987.60x = 26,793,747,211,785.84
  5. Step 5: Solve for x
    x = 26,793,747,211,785.84/8,169,987.60
  6. Step 6: Final answer
    x = 3,279,533.40

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.