Home / 71,170,773.12-106,645,739.67-49,353,708.24

Finding the Fourth Proportional to 71,170,773.12, 106,645,739.67 and 49,353,708.24

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Solution

The fourth proportional to 71,170,773.12, 106,645,739.67 and 49,353,708.24 is: 73,953,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,170,773.12 : 106,645,739.67 = 49,353,708.24 : x
  2. Step 2: Convert to fraction form
    71,170,773.12/106,645,739.67 = 49,353,708.24/x
  3. Step 3: Cross multiply
    71,170,773.12x = 106,645,739.67 × 49,353,708.24
  4. Step 4: Simplify right side
    71,170,773.12x = 5,263,362,720,712,174
  5. Step 5: Solve for x
    x = 5,263,362,720,712,174/71,170,773.12
  6. Step 6: Final answer
    x = 73,953,991.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.