Home / 9,839,814.31-13,579,032.14-5,429,736.10

Finding the Fourth Proportional to 9,839,814.31, 13,579,032.14 and 5,429,736.10

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Solution

The fourth proportional to 9,839,814.31, 13,579,032.14 and 5,429,736.10 is: 7,493,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839,814.31 : 13,579,032.14 = 5,429,736.10 : x
  2. Step 2: Convert to fraction form
    9,839,814.31/13,579,032.14 = 5,429,736.10/x
  3. Step 3: Cross multiply
    9,839,814.31x = 13,579,032.14 × 5,429,736.10
  4. Step 4: Simplify right side
    9,839,814.31x = 73,730,561,013,618.25
  5. Step 5: Solve for x
    x = 73,730,561,013,618.25/9,839,814.31
  6. Step 6: Final answer
    x = 7,493,084.59

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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.