Home / 31,581,804.83-43,558,892.71-27,178,853.20

Finding the Fourth Proportional to 31,581,804.83, 43,558,892.71 and 27,178,853.20

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Solution

The fourth proportional to 31,581,804.83, 43,558,892.71 and 27,178,853.20 is: 37,486,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,804.83 : 43,558,892.71 = 27,178,853.20 : x
  2. Step 2: Convert to fraction form
    31,581,804.83/43,558,892.71 = 27,178,853.20/x
  3. Step 3: Cross multiply
    31,581,804.83x = 43,558,892.71 × 27,178,853.20
  4. Step 4: Simplify right side
    31,581,804.83x = 1,183,880,750,342,796
  5. Step 5: Solve for x
    x = 1,183,880,750,342,796/31,581,804.83
  6. Step 6: Final answer
    x = 37,486,165.12

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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.