Home / 13,230,017.70-19,845,026.55-4,719,963.30

Finding the Fourth Proportional to 13,230,017.70, 19,845,026.55 and 4,719,963.30

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Solution

The fourth proportional to 13,230,017.70, 19,845,026.55 and 4,719,963.30 is: 7,079,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,017.70 : 19,845,026.55 = 4,719,963.30 : x
  2. Step 2: Convert to fraction form
    13,230,017.70/19,845,026.55 = 4,719,963.30/x
  3. Step 3: Cross multiply
    13,230,017.70x = 19,845,026.55 × 4,719,963.30
  4. Step 4: Simplify right side
    13,230,017.70x = 93,667,797,003,525.61
  5. Step 5: Solve for x
    x = 93,667,797,003,525.61/13,230,017.70
  6. Step 6: Final answer
    x = 7,079,944.95

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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.