Home / 10,428,147.66-15,622,045.02-5,865,333

Finding the Fourth Proportional to 10,428,147.66, 15,622,045.02 and 5,865,333

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Solution

The fourth proportional to 10,428,147.66, 15,622,045.02 and 5,865,333 is: 8,786,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428,147.66 : 15,622,045.02 = 5,865,333 : x
  2. Step 2: Convert to fraction form
    10,428,147.66/15,622,045.02 = 5,865,333/x
  3. Step 3: Cross multiply
    10,428,147.66x = 15,622,045.02 × 5,865,333
  4. Step 4: Simplify right side
    10,428,147.66x = 91,628,496,183,291.66
  5. Step 5: Solve for x
    x = 91,628,496,183,291.66/10,428,147.66
  6. Step 6: Final answer
    x = 8,786,651.20

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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.