Home / 7,636,956.80-11,458,607.56-3,091,218.98

Finding the Fourth Proportional to 7,636,956.80, 11,458,607.56 and 3,091,218.98

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Solution

The fourth proportional to 7,636,956.80, 11,458,607.56 and 3,091,218.98 is: 4,638,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636,956.80 : 11,458,607.56 = 3,091,218.98 : x
  2. Step 2: Convert to fraction form
    7,636,956.80/11,458,607.56 = 3,091,218.98/x
  3. Step 3: Cross multiply
    7,636,956.80x = 11,458,607.56 × 3,091,218.98
  4. Step 4: Simplify right side
    7,636,956.80x = 35,421,065,173,843.49
  5. Step 5: Solve for x
    x = 35,421,065,173,843.49/7,636,956.80
  6. Step 6: Final answer
    x = 4,638,112.55

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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.