Home / 52,215,303.36-72,041,404.68-31,299,704.56

Finding the Fourth Proportional to 52,215,303.36, 72,041,404.68 and 31,299,704.56

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Solution

The fourth proportional to 52,215,303.36, 72,041,404.68 and 31,299,704.56 is: 43,184,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,215,303.36 : 72,041,404.68 = 31,299,704.56 : x
  2. Step 2: Convert to fraction form
    52,215,303.36/72,041,404.68 = 31,299,704.56/x
  3. Step 3: Cross multiply
    52,215,303.36x = 72,041,404.68 × 31,299,704.56
  4. Step 4: Simplify right side
    52,215,303.36x = 2,254,874,682,571,401.50
  5. Step 5: Solve for x
    x = 2,254,874,682,571,401.50/52,215,303.36
  6. Step 6: Final answer
    x = 43,184,172.79

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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.