Home / 10,493,985.02-15,743,093.45-4,428,723.24

Finding the Fourth Proportional to 10,493,985.02, 15,743,093.45 and 4,428,723.24

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Solution

The fourth proportional to 10,493,985.02, 15,743,093.45 and 4,428,723.24 is: 6,643,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493,985.02 : 15,743,093.45 = 4,428,723.24 : x
  2. Step 2: Convert to fraction form
    10,493,985.02/15,743,093.45 = 4,428,723.24/x
  3. Step 3: Cross multiply
    10,493,985.02x = 15,743,093.45 × 4,428,723.24
  4. Step 4: Simplify right side
    10,493,985.02x = 69,721,803,809,363.16
  5. Step 5: Solve for x
    x = 69,721,803,809,363.16/10,493,985.02
  6. Step 6: Final answer
    x = 6,643,977.83

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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.