Home / 9,582,667.26-13,223,878.74-5,231,543.28

Finding the Fourth Proportional to 9,582,667.26, 13,223,878.74 and 5,231,543.28

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Solution

The fourth proportional to 9,582,667.26, 13,223,878.74 and 5,231,543.28 is: 7,219,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582,667.26 : 13,223,878.74 = 5,231,543.28 : x
  2. Step 2: Convert to fraction form
    9,582,667.26/13,223,878.74 = 5,231,543.28/x
  3. Step 3: Cross multiply
    9,582,667.26x = 13,223,878.74 × 5,231,543.28
  4. Step 4: Simplify right side
    9,582,667.26x = 69,181,293,957,781.88
  5. Step 5: Solve for x
    x = 69,181,293,957,781.88/9,582,667.26
  6. Step 6: Final answer
    x = 7,219,419.40

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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.