Home / 9,942,784.90-13,722,926.52-6,223,340.64

Finding the Fourth Proportional to 9,942,784.90, 13,722,926.52 and 6,223,340.64

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Solution

The fourth proportional to 9,942,784.90, 13,722,926.52 and 6,223,340.64 is: 8,589,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942,784.90 : 13,722,926.52 = 6,223,340.64 : x
  2. Step 2: Convert to fraction form
    9,942,784.90/13,722,926.52 = 6,223,340.64/x
  3. Step 3: Cross multiply
    9,942,784.90x = 13,722,926.52 × 6,223,340.64
  4. Step 4: Simplify right side
    9,942,784.90x = 85,402,446,243,035.14
  5. Step 5: Solve for x
    x = 85,402,446,243,035.14/9,942,784.90
  6. Step 6: Final answer
    x = 8,589,388.90

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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.