Home / 6,911,051.20-10,366,576.80-4,758,715.15

Finding the Fourth Proportional to 6,911,051.20, 10,366,576.80 and 4,758,715.15

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Solution

The fourth proportional to 6,911,051.20, 10,366,576.80 and 4,758,715.15 is: 7,138,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,051.20 : 10,366,576.80 = 4,758,715.15 : x
  2. Step 2: Convert to fraction form
    6,911,051.20/10,366,576.80 = 4,758,715.15/x
  3. Step 3: Cross multiply
    6,911,051.20x = 10,366,576.80 × 4,758,715.15
  4. Step 4: Simplify right side
    6,911,051.20x = 49,331,586,071,798.53
  5. Step 5: Solve for x
    x = 49,331,586,071,798.53/6,911,051.20
  6. Step 6: Final answer
    x = 7,138,072.73

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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.