Home / 8,901,487.20-12,284,055.60-4,827,105.12

Finding the Fourth Proportional to 8,901,487.20, 12,284,055.60 and 4,827,105.12

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Solution

The fourth proportional to 8,901,487.20, 12,284,055.60 and 4,827,105.12 is: 6,661,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901,487.20 : 12,284,055.60 = 4,827,105.12 : x
  2. Step 2: Convert to fraction form
    8,901,487.20/12,284,055.60 = 4,827,105.12/x
  3. Step 3: Cross multiply
    8,901,487.20x = 12,284,055.60 × 4,827,105.12
  4. Step 4: Simplify right side
    8,901,487.20x = 59,296,427,681,124.67
  5. Step 5: Solve for x
    x = 59,296,427,681,124.67/8,901,487.20
  6. Step 6: Final answer
    x = 6,661,406.84

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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.