Home / 13,935,950.56-20,903,916.08-4,352,150.40

Finding the Fourth Proportional to 13,935,950.56, 20,903,916.08 and 4,352,150.40

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Solution

The fourth proportional to 13,935,950.56, 20,903,916.08 and 4,352,150.40 is: 6,528,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935,950.56 : 20,903,916.08 = 4,352,150.40 : x
  2. Step 2: Convert to fraction form
    13,935,950.56/20,903,916.08 = 4,352,150.40/x
  3. Step 3: Cross multiply
    13,935,950.56x = 20,903,916.08 × 4,352,150.40
  4. Step 4: Simplify right side
    13,935,950.56x = 90,976,986,729,138.44
  5. Step 5: Solve for x
    x = 90,976,986,729,138.44/13,935,950.56
  6. Step 6: Final answer
    x = 6,528,222.55

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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.