Home / 9,106,917.90-13,656,486.03-5,271,387.72

Finding the Fourth Proportional to 9,106,917.90, 13,656,486.03 and 5,271,387.72

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Solution

The fourth proportional to 9,106,917.90, 13,656,486.03 and 5,271,387.72 is: 7,904,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106,917.90 : 13,656,486.03 = 5,271,387.72 : x
  2. Step 2: Convert to fraction form
    9,106,917.90/13,656,486.03 = 5,271,387.72/x
  3. Step 3: Cross multiply
    9,106,917.90x = 13,656,486.03 × 5,271,387.72
  4. Step 4: Simplify right side
    9,106,917.90x = 71,988,632,756,893.55
  5. Step 5: Solve for x
    x = 71,988,632,756,893.55/9,106,917.90
  6. Step 6: Final answer
    x = 7,904,829.44

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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.