Home / 7,518,511.65-10,375,553.75-4,080,753.39

Finding the Fourth Proportional to 7,518,511.65, 10,375,553.75 and 4,080,753.39

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Solution

The fourth proportional to 7,518,511.65, 10,375,553.75 and 4,080,753.39 is: 5,631,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,511.65 : 10,375,553.75 = 4,080,753.39 : x
  2. Step 2: Convert to fraction form
    7,518,511.65/10,375,553.75 = 4,080,753.39/x
  3. Step 3: Cross multiply
    7,518,511.65x = 10,375,553.75 × 4,080,753.39
  4. Step 4: Simplify right side
    7,518,511.65x = 42,340,076,118,035.95
  5. Step 5: Solve for x
    x = 42,340,076,118,035.95/7,518,511.65
  6. Step 6: Final answer
    x = 5,631,443.84

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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.