Home / 18,387,842.40-27,562,080.60-6,246,055.80

Finding the Fourth Proportional to 18,387,842.40, 27,562,080.60 and 6,246,055.80

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Solution

The fourth proportional to 18,387,842.40, 27,562,080.60 and 6,246,055.80 is: 9,362,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,387,842.40 : 27,562,080.60 = 6,246,055.80 : x
  2. Step 2: Convert to fraction form
    18,387,842.40/27,562,080.60 = 6,246,055.80/x
  3. Step 3: Cross multiply
    18,387,842.40x = 27,562,080.60 × 6,246,055.80
  4. Step 4: Simplify right side
    18,387,842.40x = 172,154,293,391,697.47
  5. Step 5: Solve for x
    x = 172,154,293,391,697.47/18,387,842.40
  6. Step 6: Final answer
    x = 9,362,397.70

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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.