Home / 12,895,645.52-19,327,525.05-6,507,724.70

Finding the Fourth Proportional to 12,895,645.52, 19,327,525.05 and 6,507,724.70

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Solution

The fourth proportional to 12,895,645.52, 19,327,525.05 and 6,507,724.70 is: 9,753,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895,645.52 : 19,327,525.05 = 6,507,724.70 : x
  2. Step 2: Convert to fraction form
    12,895,645.52/19,327,525.05 = 6,507,724.70/x
  3. Step 3: Cross multiply
    12,895,645.52x = 19,327,525.05 × 6,507,724.70
  4. Step 4: Simplify right side
    12,895,645.52x = 125,778,212,230,476.52
  5. Step 5: Solve for x
    x = 125,778,212,230,476.52/12,895,645.52
  6. Step 6: Final answer
    x = 9,753,541.38

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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.