Home / 14,078,098.13-19,427,775.41-7,639,570.13

Finding the Fourth Proportional to 14,078,098.13, 19,427,775.41 and 7,639,570.13

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Solution

The fourth proportional to 14,078,098.13, 19,427,775.41 and 7,639,570.13 is: 10,542,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,098.13 : 19,427,775.41 = 7,639,570.13 : x
  2. Step 2: Convert to fraction form
    14,078,098.13/19,427,775.41 = 7,639,570.13/x
  3. Step 3: Cross multiply
    14,078,098.13x = 19,427,775.41 × 7,639,570.13
  4. Step 4: Simplify right side
    14,078,098.13x = 148,419,852,636,544.56
  5. Step 5: Solve for x
    x = 148,419,852,636,544.56/14,078,098.13
  6. Step 6: Final answer
    x = 10,542,606.77

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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.