Home / 8,599,995.78-12,900,059.27-3,139,004.83

Finding the Fourth Proportional to 8,599,995.78, 12,900,059.27 and 3,139,004.83

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Solution

The fourth proportional to 8,599,995.78, 12,900,059.27 and 3,139,004.83 is: 4,708,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599,995.78 : 12,900,059.27 = 3,139,004.83 : x
  2. Step 2: Convert to fraction form
    8,599,995.78/12,900,059.27 = 3,139,004.83/x
  3. Step 3: Cross multiply
    8,599,995.78x = 12,900,059.27 × 3,139,004.83
  4. Step 4: Simplify right side
    8,599,995.78x = 40,493,348,355,816.27
  5. Step 5: Solve for x
    x = 40,493,348,355,816.27/8,599,995.78
  6. Step 6: Final answer
    x = 4,708,531.19

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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.