Home / 6,427,458.88-9,635,513.14-4,917,881.03

Finding the Fourth Proportional to 6,427,458.88, 9,635,513.14 and 4,917,881.03

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Solution

The fourth proportional to 6,427,458.88, 9,635,513.14 and 4,917,881.03 is: 7,372,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,458.88 : 9,635,513.14 = 4,917,881.03 : x
  2. Step 2: Convert to fraction form
    6,427,458.88/9,635,513.14 = 4,917,881.03/x
  3. Step 3: Cross multiply
    6,427,458.88x = 9,635,513.14 × 4,917,881.03
  4. Step 4: Simplify right side
    6,427,458.88x = 47,386,307,270,028.20
  5. Step 5: Solve for x
    x = 47,386,307,270,028.20/6,427,458.88
  6. Step 6: Final answer
    x = 7,372,479.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.