Home / 22,500,669.64-31,049,311.80-13,208,616.94

Finding the Fourth Proportional to 22,500,669.64, 31,049,311.80 and 13,208,616.94

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Solution

The fourth proportional to 22,500,669.64, 31,049,311.80 and 13,208,616.94 is: 18,226,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,669.64 : 31,049,311.80 = 13,208,616.94 : x
  2. Step 2: Convert to fraction form
    22,500,669.64/31,049,311.80 = 13,208,616.94/x
  3. Step 3: Cross multiply
    22,500,669.64x = 31,049,311.80 × 13,208,616.94
  4. Step 4: Simplify right side
    22,500,669.64x = 410,118,465,816,821.88
  5. Step 5: Solve for x
    x = 410,118,465,816,821.88/22,500,669.64
  6. Step 6: Final answer
    x = 18,226,944.90

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1.5x scale

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.