Home / 8,301,325.20-12,451,987.80-2,916,056.40

Finding the Fourth Proportional to 8,301,325.20, 12,451,987.80 and 2,916,056.40

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Solution

The fourth proportional to 8,301,325.20, 12,451,987.80 and 2,916,056.40 is: 4,374,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,325.20 : 12,451,987.80 = 2,916,056.40 : x
  2. Step 2: Convert to fraction form
    8,301,325.20/12,451,987.80 = 2,916,056.40/x
  3. Step 3: Cross multiply
    8,301,325.20x = 12,451,987.80 × 2,916,056.40
  4. Step 4: Simplify right side
    8,301,325.20x = 36,310,698,716,911.92
  5. Step 5: Solve for x
    x = 36,310,698,716,911.92/8,301,325.20
  6. Step 6: Final answer
    x = 4,374,084.60

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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.