Home / 7,715,231.02-11,550,144.10-5,150,083.45

Finding the Fourth Proportional to 7,715,231.02, 11,550,144.10 and 5,150,083.45

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Solution

The fourth proportional to 7,715,231.02, 11,550,144.10 and 5,150,083.45 is: 7,709,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,231.02 : 11,550,144.10 = 5,150,083.45 : x
  2. Step 2: Convert to fraction form
    7,715,231.02/11,550,144.10 = 5,150,083.45/x
  3. Step 3: Cross multiply
    7,715,231.02x = 11,550,144.10 × 5,150,083.45
  4. Step 4: Simplify right side
    7,715,231.02x = 59,484,205,982,090.25
  5. Step 5: Solve for x
    x = 59,484,205,982,090.25/7,715,231.02
  6. Step 6: Final answer
    x = 7,709,970.82

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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.