Home / 81,269,090.70-112,119,417.99-46,443,097.50

Finding the Fourth Proportional to 81,269,090.70, 112,119,417.99 and 46,443,097.50

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Solution

The fourth proportional to 81,269,090.70, 112,119,417.99 and 46,443,097.50 is: 64,073,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,269,090.70 : 112,119,417.99 = 46,443,097.50 : x
  2. Step 2: Convert to fraction form
    81,269,090.70/112,119,417.99 = 46,443,097.50/x
  3. Step 3: Cross multiply
    81,269,090.70x = 112,119,417.99 × 46,443,097.50
  4. Step 4: Simplify right side
    81,269,090.70x = 5,207,173,061,352,824
  5. Step 5: Solve for x
    x = 5,207,173,061,352,824/81,269,090.70
  6. Step 6: Final answer
    x = 64,073,229.03

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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.