Home / 13,908,452.28-19,194,843.06-7,715,494.35

Finding the Fourth Proportional to 13,908,452.28, 19,194,843.06 and 7,715,494.35

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Solution

The fourth proportional to 13,908,452.28, 19,194,843.06 and 7,715,494.35 is: 10,648,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,452.28 : 19,194,843.06 = 7,715,494.35 : x
  2. Step 2: Convert to fraction form
    13,908,452.28/19,194,843.06 = 7,715,494.35/x
  3. Step 3: Cross multiply
    13,908,452.28x = 19,194,843.06 × 7,715,494.35
  4. Step 4: Simplify right side
    13,908,452.28x = 148,097,703,178,566.69
  5. Step 5: Solve for x
    x = 148,097,703,178,566.69/13,908,452.28
  6. Step 6: Final answer
    x = 10,648,036.19

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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.