Home / 8,230,532.40-12,295,736.40-5,328,254.88

Finding the Fourth Proportional to 8,230,532.40, 12,295,736.40 and 5,328,254.88

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Solution

The fourth proportional to 8,230,532.40, 12,295,736.40 and 5,328,254.88 is: 7,959,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,532.40 : 12,295,736.40 = 5,328,254.88 : x
  2. Step 2: Convert to fraction form
    8,230,532.40/12,295,736.40 = 5,328,254.88/x
  3. Step 3: Cross multiply
    8,230,532.40x = 12,295,736.40 × 5,328,254.88
  4. Step 4: Simplify right side
    8,230,532.40x = 65,514,817,476,493.63
  5. Step 5: Solve for x
    x = 65,514,817,476,493.63/8,230,532.40
  6. Step 6: Final answer
    x = 7,959,973.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.