Home / 9,642,812.99-13,306,202.38-5,721,893.45

Finding the Fourth Proportional to 9,642,812.99, 13,306,202.38 and 5,721,893.45

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Solution

The fourth proportional to 9,642,812.99, 13,306,202.38 and 5,721,893.45 is: 7,895,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,812.99 : 13,306,202.38 = 5,721,893.45 : x
  2. Step 2: Convert to fraction form
    9,642,812.99/13,306,202.38 = 5,721,893.45/x
  3. Step 3: Cross multiply
    9,642,812.99x = 13,306,202.38 × 5,721,893.45
  4. Step 4: Simplify right side
    9,642,812.99x = 76,136,672,242,496.42
  5. Step 5: Solve for x
    x = 76,136,672,242,496.42/9,642,812.99
  6. Step 6: Final answer
    x = 7,895,691.05

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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.