Home / 74,661,815.08-103,028,043.54-41,620,602.68

Finding the Fourth Proportional to 74,661,815.08, 103,028,043.54 and 41,620,602.68

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Solution

The fourth proportional to 74,661,815.08, 103,028,043.54 and 41,620,602.68 is: 57,433,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661,815.08 : 103,028,043.54 = 41,620,602.68 : x
  2. Step 2: Convert to fraction form
    74,661,815.08/103,028,043.54 = 41,620,602.68/x
  3. Step 3: Cross multiply
    74,661,815.08x = 103,028,043.54 × 41,620,602.68
  4. Step 4: Simplify right side
    74,661,815.08x = 4,288,089,264,755,389
  5. Step 5: Solve for x
    x = 4,288,089,264,755,389/74,661,815.08
  6. Step 6: Final answer
    x = 57,433,498.77

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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.