Home / 11,262,421.89-15,554,972.58-7,634,451.33

Finding the Fourth Proportional to 11,262,421.89, 15,554,972.58 and 7,634,451.33

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Solution

The fourth proportional to 11,262,421.89, 15,554,972.58 and 7,634,451.33 is: 10,544,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262,421.89 : 15,554,972.58 = 7,634,451.33 : x
  2. Step 2: Convert to fraction form
    11,262,421.89/15,554,972.58 = 7,634,451.33/x
  3. Step 3: Cross multiply
    11,262,421.89x = 15,554,972.58 × 7,634,451.33
  4. Step 4: Simplify right side
    11,262,421.89x = 118,753,681,101,494.53
  5. Step 5: Solve for x
    x = 118,753,681,101,494.53/11,262,421.89
  6. Step 6: Final answer
    x = 10,544,240.15

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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.