Home / 31,533,214.95-43,507,601.48-18,473,453.33

Finding the Fourth Proportional to 31,533,214.95, 43,507,601.48 and 18,473,453.33

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Solution

The fourth proportional to 31,533,214.95, 43,507,601.48 and 18,473,453.33 is: 25,488,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533,214.95 : 43,507,601.48 = 18,473,453.33 : x
  2. Step 2: Convert to fraction form
    31,533,214.95/43,507,601.48 = 18,473,453.33/x
  3. Step 3: Cross multiply
    31,533,214.95x = 43,507,601.48 × 18,473,453.33
  4. Step 4: Simplify right side
    31,533,214.95x = 803,735,645,269,664.50
  5. Step 5: Solve for x
    x = 803,735,645,269,664.50/31,533,214.95
  6. Step 6: Final answer
    x = 25,488,541.10

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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.