Home / 6,642,915.71-9,167,900.96-4,066,299.23

Finding the Fourth Proportional to 6,642,915.71, 9,167,900.96 and 4,066,299.23

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Solution

The fourth proportional to 6,642,915.71, 9,167,900.96 and 4,066,299.23 is: 5,611,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,915.71 : 9,167,900.96 = 4,066,299.23 : x
  2. Step 2: Convert to fraction form
    6,642,915.71/9,167,900.96 = 4,066,299.23/x
  3. Step 3: Cross multiply
    6,642,915.71x = 9,167,900.96 × 4,066,299.23
  4. Step 4: Simplify right side
    6,642,915.71x = 37,279,428,578,690.51
  5. Step 5: Solve for x
    x = 37,279,428,578,690.51/6,642,915.71
  6. Step 6: Final answer
    x = 5,611,907.52

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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.