Home / 7,798,420.31-11,693,127.87-2,405,622.77

Finding the Fourth Proportional to 7,798,420.31, 11,693,127.87 and 2,405,622.77

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Solution

The fourth proportional to 7,798,420.31, 11,693,127.87 and 2,405,622.77 is: 3,607,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798,420.31 : 11,693,127.87 = 2,405,622.77 : x
  2. Step 2: Convert to fraction form
    7,798,420.31/11,693,127.87 = 2,405,622.77/x
  3. Step 3: Cross multiply
    7,798,420.31x = 11,693,127.87 × 2,405,622.77
  4. Step 4: Simplify right side
    7,798,420.31x = 28,129,254,656,593.60
  5. Step 5: Solve for x
    x = 28,129,254,656,593.60/7,798,420.31
  6. Step 6: Final answer
    x = 3,607,045.21

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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.