Home / 54,327,112.60-81,490,668.90-17,941,118.80

Finding the Fourth Proportional to 54,327,112.60, 81,490,668.90 and 17,941,118.80

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Solution

The fourth proportional to 54,327,112.60, 81,490,668.90 and 17,941,118.80 is: 26,911,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327,112.60 : 81,490,668.90 = 17,941,118.80 : x
  2. Step 2: Convert to fraction form
    54,327,112.60/81,490,668.90 = 17,941,118.80/x
  3. Step 3: Cross multiply
    54,327,112.60x = 81,490,668.90 × 17,941,118.80
  4. Step 4: Simplify right side
    54,327,112.60x = 1,462,033,771,826,365.50
  5. Step 5: Solve for x
    x = 1,462,033,771,826,365.50/54,327,112.60
  6. Step 6: Final answer
    x = 26,911,678.20

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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.