Home / 57,467,203.40-79,306,420.42-31,363,396.56

Finding the Fourth Proportional to 57,467,203.40, 79,306,420.42 and 31,363,396.56

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Solution

The fourth proportional to 57,467,203.40, 79,306,420.42 and 31,363,396.56 is: 43,282,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,467,203.40 : 79,306,420.42 = 31,363,396.56 : x
  2. Step 2: Convert to fraction form
    57,467,203.40/79,306,420.42 = 31,363,396.56/x
  3. Step 3: Cross multiply
    57,467,203.40x = 79,306,420.42 × 31,363,396.56
  4. Step 4: Simplify right side
    57,467,203.40x = 2,487,318,713,386,541.50
  5. Step 5: Solve for x
    x = 2,487,318,713,386,541.50/57,467,203.40
  6. Step 6: Final answer
    x = 43,282,403.98

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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.