Home / 10,005,368.11-13,802,337.35-6,328,091.64

Finding the Fourth Proportional to 10,005,368.11, 13,802,337.35 and 6,328,091.64

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Solution

The fourth proportional to 10,005,368.11, 13,802,337.35 and 6,328,091.64 is: 8,729,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005,368.11 : 13,802,337.35 = 6,328,091.64 : x
  2. Step 2: Convert to fraction form
    10,005,368.11/13,802,337.35 = 6,328,091.64/x
  3. Step 3: Cross multiply
    10,005,368.11x = 13,802,337.35 × 6,328,091.64
  4. Step 4: Simplify right side
    10,005,368.11x = 87,342,455,580,999.84
  5. Step 5: Solve for x
    x = 87,342,455,580,999.84/10,005,368.11
  6. Step 6: Final answer
    x = 8,729,559.43

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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.