Home / 7,458,707.16-10,290,100.86-4,194,773.28

Finding the Fourth Proportional to 7,458,707.16, 10,290,100.86 and 4,194,773.28

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Solution

The fourth proportional to 7,458,707.16, 10,290,100.86 and 4,194,773.28 is: 5,787,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,707.16 : 10,290,100.86 = 4,194,773.28 : x
  2. Step 2: Convert to fraction form
    7,458,707.16/10,290,100.86 = 4,194,773.28/x
  3. Step 3: Cross multiply
    7,458,707.16x = 10,290,100.86 × 4,194,773.28
  4. Step 4: Simplify right side
    7,458,707.16x = 43,164,640,136,033.02
  5. Step 5: Solve for x
    x = 43,164,640,136,033.02/7,458,707.16
  6. Step 6: Final answer
    x = 5,787,147.72

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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.