Home / 9,913,818.42-13,689,793.80-6,199,015.86

Finding the Fourth Proportional to 9,913,818.42, 13,689,793.80 and 6,199,015.86

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Solution

The fourth proportional to 9,913,818.42, 13,689,793.80 and 6,199,015.86 is: 8,560,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913,818.42 : 13,689,793.80 = 6,199,015.86 : x
  2. Step 2: Convert to fraction form
    9,913,818.42/13,689,793.80 = 6,199,015.86/x
  3. Step 3: Cross multiply
    9,913,818.42x = 13,689,793.80 × 6,199,015.86
  4. Step 4: Simplify right side
    9,913,818.42x = 84,863,248,886,329.67
  5. Step 5: Solve for x
    x = 84,863,248,886,329.67/9,913,818.42
  6. Step 6: Final answer
    x = 8,560,097.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.