Home / 11,346,720-15,658,473.60-7,272,339

Finding the Fourth Proportional to 11,346,720, 15,658,473.60 and 7,272,339

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Solution

The fourth proportional to 11,346,720, 15,658,473.60 and 7,272,339 is: 10,035,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,720 : 15,658,473.60 = 7,272,339 : x
  2. Step 2: Convert to fraction form
    11,346,720/15,658,473.60 = 7,272,339/x
  3. Step 3: Cross multiply
    11,346,720x = 15,658,473.60 × 7,272,339
  4. Step 4: Simplify right side
    11,346,720x = 113,873,728,241,750.39
  5. Step 5: Solve for x
    x = 113,873,728,241,750.39/11,346,720
  6. Step 6: Final answer
    x = 10,035,827.82

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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.