Home / 8,939,090.64-12,338,544.54-5,842,079.88

Finding the Fourth Proportional to 8,939,090.64, 12,338,544.54 and 5,842,079.88

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Solution

The fourth proportional to 8,939,090.64, 12,338,544.54 and 5,842,079.88 is: 8,063,769.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,090.64 : 12,338,544.54 = 5,842,079.88 : x
  2. Step 2: Convert to fraction form
    8,939,090.64/12,338,544.54 = 5,842,079.88/x
  3. Step 3: Cross multiply
    8,939,090.64x = 12,338,544.54 × 5,842,079.88
  4. Step 4: Simplify right side
    8,939,090.64x = 72,082,762,805,617.84
  5. Step 5: Solve for x
    x = 72,082,762,805,617.84/8,939,090.64
  6. Step 6: Final answer
    x = 8,063,769.09

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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.