Home / 35,235,143.71-52,835,628.24-20,666,823.67

Finding the Fourth Proportional to 35,235,143.71, 52,835,628.24 and 20,666,823.67

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Solution

The fourth proportional to 35,235,143.71, 52,835,628.24 and 20,666,823.67 is: 30,990,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,235,143.71 : 52,835,628.24 = 20,666,823.67 : x
  2. Step 2: Convert to fraction form
    35,235,143.71/52,835,628.24 = 20,666,823.67/x
  3. Step 3: Cross multiply
    35,235,143.71x = 52,835,628.24 × 20,666,823.67
  4. Step 4: Simplify right side
    35,235,143.71x = 1,091,944,612,395,797
  5. Step 5: Solve for x
    x = 1,091,944,612,395,797/35,235,143.71
  6. Step 6: Final answer
    x = 30,990,213.11

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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.