Home / 9,894,422.09-13,655,120.53-5,485,531.24

Finding the Fourth Proportional to 9,894,422.09, 13,655,120.53 and 5,485,531.24

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Solution

The fourth proportional to 9,894,422.09, 13,655,120.53 and 5,485,531.24 is: 7,570,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,422.09 : 13,655,120.53 = 5,485,531.24 : x
  2. Step 2: Convert to fraction form
    9,894,422.09/13,655,120.53 = 5,485,531.24/x
  3. Step 3: Cross multiply
    9,894,422.09x = 13,655,120.53 × 5,485,531.24
  4. Step 4: Simplify right side
    9,894,422.09x = 74,905,590,253,280.36
  5. Step 5: Solve for x
    x = 74,905,590,253,280.36/9,894,422.09
  6. Step 6: Final answer
    x = 7,570,486.64

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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.