Home / 9,130,855.65-12,600,976.87-5,056,474.65

Finding the Fourth Proportional to 9,130,855.65, 12,600,976.87 and 5,056,474.65

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Solution

The fourth proportional to 9,130,855.65, 12,600,976.87 and 5,056,474.65 is: 6,978,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130,855.65 : 12,600,976.87 = 5,056,474.65 : x
  2. Step 2: Convert to fraction form
    9,130,855.65/12,600,976.87 = 5,056,474.65/x
  3. Step 3: Cross multiply
    9,130,855.65x = 12,600,976.87 × 5,056,474.65
  4. Step 4: Simplify right side
    9,130,855.65x = 63,716,520,067,458.28
  5. Step 5: Solve for x
    x = 63,716,520,067,458.28/9,130,855.65
  6. Step 6: Final answer
    x = 6,978,154.35

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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.