Home / 13,746,806.40-20,614,960.80-4,158,998.40

Finding the Fourth Proportional to 13,746,806.40, 20,614,960.80 and 4,158,998.40

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Solution

The fourth proportional to 13,746,806.40, 20,614,960.80 and 4,158,998.40 is: 6,236,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746,806.40 : 20,614,960.80 = 4,158,998.40 : x
  2. Step 2: Convert to fraction form
    13,746,806.40/20,614,960.80 = 4,158,998.40/x
  3. Step 3: Cross multiply
    13,746,806.40x = 20,614,960.80 × 4,158,998.40
  4. Step 4: Simplify right side
    13,746,806.40x = 85,737,588,983,262.72
  5. Step 5: Solve for x
    x = 85,737,588,983,262.72/13,746,806.40
  6. Step 6: Final answer
    x = 6,236,909.61

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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.