Home / 13,908,449.26-19,194,838.94-7,715,491.34

Finding the Fourth Proportional to 13,908,449.26, 19,194,838.94 and 7,715,491.34

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Solution

The fourth proportional to 13,908,449.26, 19,194,838.94 and 7,715,491.34 is: 10,648,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,449.26 : 19,194,838.94 = 7,715,491.34 : x
  2. Step 2: Convert to fraction form
    13,908,449.26/19,194,838.94 = 7,715,491.34/x
  3. Step 3: Cross multiply
    13,908,449.26x = 19,194,838.94 × 7,715,491.34
  4. Step 4: Simplify right side
    13,908,449.26x = 148,097,613,614,264.78
  5. Step 5: Solve for x
    x = 148,097,613,614,264.78/13,908,449.26
  6. Step 6: Final answer
    x = 10,648,032.06

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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.