Home / 12,952,147.14-19,427,949.36-4,316,872.68

Finding the Fourth Proportional to 12,952,147.14, 19,427,949.36 and 4,316,872.68

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Solution

The fourth proportional to 12,952,147.14, 19,427,949.36 and 4,316,872.68 is: 6,475,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,147.14 : 19,427,949.36 = 4,316,872.68 : x
  2. Step 2: Convert to fraction form
    12,952,147.14/19,427,949.36 = 4,316,872.68/x
  3. Step 3: Cross multiply
    12,952,147.14x = 19,427,949.36 × 4,316,872.68
  4. Step 4: Simplify right side
    12,952,147.14x = 83,867,983,820,607.47
  5. Step 5: Solve for x
    x = 83,867,983,820,607.47/12,952,147.14
  6. Step 6: Final answer
    x = 6,475,218.58

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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.