Home / 13,262,975.88-19,894,462.71-3,678,354.28

Finding the Fourth Proportional to 13,262,975.88, 19,894,462.71 and 3,678,354.28

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Solution

The fourth proportional to 13,262,975.88, 19,894,462.71 and 3,678,354.28 is: 5,517,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,975.88 : 19,894,462.71 = 3,678,354.28 : x
  2. Step 2: Convert to fraction form
    13,262,975.88/19,894,462.71 = 3,678,354.28/x
  3. Step 3: Cross multiply
    13,262,975.88x = 19,894,462.71 × 3,678,354.28
  4. Step 4: Simplify right side
    13,262,975.88x = 73,178,882,057,628.89
  5. Step 5: Solve for x
    x = 73,178,882,057,628.89/13,262,975.88
  6. Step 6: Final answer
    x = 5,517,531.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.