Home / 8,311,985.10-12,441,405.60-5,920,500.60

Finding the Fourth Proportional to 8,311,985.10, 12,441,405.60 and 5,920,500.60

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Solution

The fourth proportional to 8,311,985.10, 12,441,405.60 and 5,920,500.60 is: 8,861,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,985.10 : 12,441,405.60 = 5,920,500.60 : x
  2. Step 2: Convert to fraction form
    8,311,985.10/12,441,405.60 = 5,920,500.60/x
  3. Step 3: Cross multiply
    8,311,985.10x = 12,441,405.60 × 5,920,500.60
  4. Step 4: Simplify right side
    8,311,985.10x = 73,659,349,319,643.36
  5. Step 5: Solve for x
    x = 73,659,349,319,643.36/8,311,985.10
  6. Step 6: Final answer
    x = 8,861,824.03

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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.