Home / 8,139,500.80-11,231,802.70-4,468,402.60

Finding the Fourth Proportional to 8,139,500.80, 11,231,802.70 and 4,468,402.60

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Solution

The fourth proportional to 8,139,500.80, 11,231,802.70 and 4,468,402.60 is: 6,166,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,500.80 : 11,231,802.70 = 4,468,402.60 : x
  2. Step 2: Convert to fraction form
    8,139,500.80/11,231,802.70 = 4,468,402.60/x
  3. Step 3: Cross multiply
    8,139,500.80x = 11,231,802.70 × 4,468,402.60
  4. Step 4: Simplify right side
    8,139,500.80x = 50,188,216,348,116.51
  5. Step 5: Solve for x
    x = 50,188,216,348,116.51/8,139,500.80
  6. Step 6: Final answer
    x = 6,166,006.69

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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.