Home / 57,023,340.34-78,695,792.85-31,269,228.34

Finding the Fourth Proportional to 57,023,340.34, 78,695,792.85 and 31,269,228.34

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Solution

The fourth proportional to 57,023,340.34, 78,695,792.85 and 31,269,228.34 is: 43,153,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,023,340.34 : 78,695,792.85 = 31,269,228.34 : x
  2. Step 2: Convert to fraction form
    57,023,340.34/78,695,792.85 = 31,269,228.34/x
  3. Step 3: Cross multiply
    57,023,340.34x = 78,695,792.85 × 31,269,228.34
  4. Step 4: Simplify right side
    57,023,340.34x = 2,460,756,716,023,989
  5. Step 5: Solve for x
    x = 2,460,756,716,023,989/57,023,340.34
  6. Step 6: Final answer
    x = 43,153,499.98

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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.