Home / 8,577,331.25-12,866,001.39-5,384,699.42

Finding the Fourth Proportional to 8,577,331.25, 12,866,001.39 and 5,384,699.42

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Solution

The fourth proportional to 8,577,331.25, 12,866,001.39 and 5,384,699.42 is: 8,077,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,331.25 : 12,866,001.39 = 5,384,699.42 : x
  2. Step 2: Convert to fraction form
    8,577,331.25/12,866,001.39 = 5,384,699.42/x
  3. Step 3: Cross multiply
    8,577,331.25x = 12,866,001.39 × 5,384,699.42
  4. Step 4: Simplify right side
    8,577,331.25x = 69,279,550,158,122.19
  5. Step 5: Solve for x
    x = 69,279,550,158,122.19/8,577,331.25
  6. Step 6: Final answer
    x = 8,077,051.96

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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.