Home / 11,338,638.66-15,646,870.60-6,693,919.84

Finding the Fourth Proportional to 11,338,638.66, 15,646,870.60 and 6,693,919.84

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Solution

The fourth proportional to 11,338,638.66, 15,646,870.60 and 6,693,919.84 is: 9,237,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,638.66 : 15,646,870.60 = 6,693,919.84 : x
  2. Step 2: Convert to fraction form
    11,338,638.66/15,646,870.60 = 6,693,919.84/x
  3. Step 3: Cross multiply
    11,338,638.66x = 15,646,870.60 × 6,693,919.84
  4. Step 4: Simplify right side
    11,338,638.66x = 104,738,897,543,252.70
  5. Step 5: Solve for x
    x = 104,738,897,543,252.70/11,338,638.66
  6. Step 6: Final answer
    x = 9,237,343.27

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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.