Home / 8,172,762.68-11,278,412.46-4,736,996.60

Finding the Fourth Proportional to 8,172,762.68, 11,278,412.46 and 4,736,996.60

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Solution

The fourth proportional to 8,172,762.68, 11,278,412.46 and 4,736,996.60 is: 6,537,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,762.68 : 11,278,412.46 = 4,736,996.60 : x
  2. Step 2: Convert to fraction form
    8,172,762.68/11,278,412.46 = 4,736,996.60/x
  3. Step 3: Cross multiply
    8,172,762.68x = 11,278,412.46 × 4,736,996.60
  4. Step 4: Simplify right side
    8,172,762.68x = 53,425,801,476,417.63
  5. Step 5: Solve for x
    x = 53,425,801,476,417.63/8,172,762.68
  6. Step 6: Final answer
    x = 6,537,055.29

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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.