Home / 11,771,870.16-16,245,504.52-6,615,701.84

Finding the Fourth Proportional to 11,771,870.16, 16,245,504.52 and 6,615,701.84

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Solution

The fourth proportional to 11,771,870.16, 16,245,504.52 and 6,615,701.84 is: 9,129,850.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771,870.16 : 16,245,504.52 = 6,615,701.84 : x
  2. Step 2: Convert to fraction form
    11,771,870.16/16,245,504.52 = 6,615,701.84/x
  3. Step 3: Cross multiply
    11,771,870.16x = 16,245,504.52 × 6,615,701.84
  4. Step 4: Simplify right side
    11,771,870.16x = 107,475,414,144,692.31
  5. Step 5: Solve for x
    x = 107,475,414,144,692.31/11,771,870.16
  6. Step 6: Final answer
    x = 9,129,850.46

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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.