Home / 13,362,032.70-20,043,049.05-9,960,810.30

Finding the Fourth Proportional to 13,362,032.70, 20,043,049.05 and 9,960,810.30

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Solution

The fourth proportional to 13,362,032.70, 20,043,049.05 and 9,960,810.30 is: 14,941,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,032.70 : 20,043,049.05 = 9,960,810.30 : x
  2. Step 2: Convert to fraction form
    13,362,032.70/20,043,049.05 = 9,960,810.30/x
  3. Step 3: Cross multiply
    13,362,032.70x = 20,043,049.05 × 9,960,810.30
  4. Step 4: Simplify right side
    13,362,032.70x = 199,645,009,420,645.25
  5. Step 5: Solve for x
    x = 199,645,009,420,645.25/13,362,032.70
  6. Step 6: Final answer
    x = 14,941,215.45

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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.