Home / 5,312,680.11-7,331,464.26-3,020,840.64

Finding the Fourth Proportional to 5,312,680.11, 7,331,464.26 and 3,020,840.64

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Solution

The fourth proportional to 5,312,680.11, 7,331,464.26 and 3,020,840.64 is: 4,168,740.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,680.11 : 7,331,464.26 = 3,020,840.64 : x
  2. Step 2: Convert to fraction form
    5,312,680.11/7,331,464.26 = 3,020,840.64/x
  3. Step 3: Cross multiply
    5,312,680.11x = 7,331,464.26 × 3,020,840.64
  4. Step 4: Simplify right side
    5,312,680.11x = 22,147,185,187,315.53
  5. Step 5: Solve for x
    x = 22,147,185,187,315.53/5,312,680.11
  6. Step 6: Final answer
    x = 4,168,740.58

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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.