Home / 7,918,508-10,927,570.20-4,296,836

Finding the Fourth Proportional to 7,918,508, 10,927,570.20 and 4,296,836

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Solution

The fourth proportional to 7,918,508, 10,927,570.20 and 4,296,836 is: 5,929,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,508 : 10,927,570.20 = 4,296,836 : x
  2. Step 2: Convert to fraction form
    7,918,508/10,927,570.20 = 4,296,836/x
  3. Step 3: Cross multiply
    7,918,508x = 10,927,570.20 × 4,296,836
  4. Step 4: Simplify right side
    7,918,508x = 46,953,977,027,887.20
  5. Step 5: Solve for x
    x = 46,953,977,027,887.20/7,918,508
  6. Step 6: Final answer
    x = 5,929,649.50

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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.