Home / 5,105,327.55-7,045,700.53-3,119,313.46

Finding the Fourth Proportional to 5,105,327.55, 7,045,700.53 and 3,119,313.46

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Solution

The fourth proportional to 5,105,327.55, 7,045,700.53 and 3,119,313.46 is: 4,304,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,327.55 : 7,045,700.53 = 3,119,313.46 : x
  2. Step 2: Convert to fraction form
    5,105,327.55/7,045,700.53 = 3,119,313.46/x
  3. Step 3: Cross multiply
    5,105,327.55x = 7,045,700.53 × 3,119,313.46
  4. Step 4: Simplify right side
    5,105,327.55x = 21,977,748,472,945.60
  5. Step 5: Solve for x
    x = 21,977,748,472,945.60/5,105,327.55
  6. Step 6: Final answer
    x = 4,304,865.51

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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.