Home / 35,200,218.80-52,823,947.80-20,808,009.20

Finding the Fourth Proportional to 35,200,218.80, 52,823,947.80 and 20,808,009.20

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Solution

The fourth proportional to 35,200,218.80, 52,823,947.80 and 20,808,009.20 is: 31,225,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,200,218.80 : 52,823,947.80 = 20,808,009.20 : x
  2. Step 2: Convert to fraction form
    35,200,218.80/52,823,947.80 = 20,808,009.20/x
  3. Step 3: Cross multiply
    35,200,218.80x = 52,823,947.80 × 20,808,009.20
  4. Step 4: Simplify right side
    35,200,218.80x = 1,099,161,191,802,719.62
  5. Step 5: Solve for x
    x = 1,099,161,191,802,719.62/35,200,218.80
  6. Step 6: Final answer
    x = 31,225,976.12

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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.