Home / 17,415,854.10-26,098,972.07-12,830,845.05

Finding the Fourth Proportional to 17,415,854.10, 26,098,972.07 and 12,830,845.05

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Solution

The fourth proportional to 17,415,854.10, 26,098,972.07 and 12,830,845.05 is: 19,227,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415,854.10 : 26,098,972.07 = 12,830,845.05 : x
  2. Step 2: Convert to fraction form
    17,415,854.10/26,098,972.07 = 12,830,845.05/x
  3. Step 3: Cross multiply
    17,415,854.10x = 26,098,972.07 × 12,830,845.05
  4. Step 4: Simplify right side
    17,415,854.10x = 334,871,866,530,293.56
  5. Step 5: Solve for x
    x = 334,871,866,530,293.56/17,415,854.10
  6. Step 6: Final answer
    x = 19,227,989.89

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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.