Home / 57,361,699.84-79,158,119.52-31,256,443.84

Finding the Fourth Proportional to 57,361,699.84, 79,158,119.52 and 31,256,443.84

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Solution

The fourth proportional to 57,361,699.84, 79,158,119.52 and 31,256,443.84 is: 43,133,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,361,699.84 : 79,158,119.52 = 31,256,443.84 : x
  2. Step 2: Convert to fraction form
    57,361,699.84/79,158,119.52 = 31,256,443.84/x
  3. Step 3: Cross multiply
    57,361,699.84x = 79,158,119.52 × 31,256,443.84
  4. Step 4: Simplify right side
    57,361,699.84x = 2,474,201,317,256,887.50
  5. Step 5: Solve for x
    x = 2,474,201,317,256,887.50/57,361,699.84
  6. Step 6: Final answer
    x = 43,133,333.29

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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.