Home / 20,730,054.80-31,095,082.20-6,546,630.80

Finding the Fourth Proportional to 20,730,054.80, 31,095,082.20 and 6,546,630.80

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Solution

The fourth proportional to 20,730,054.80, 31,095,082.20 and 6,546,630.80 is: 9,819,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,730,054.80 : 31,095,082.20 = 6,546,630.80 : x
  2. Step 2: Convert to fraction form
    20,730,054.80/31,095,082.20 = 6,546,630.80/x
  3. Step 3: Cross multiply
    20,730,054.80x = 31,095,082.20 × 6,546,630.80
  4. Step 4: Simplify right side
    20,730,054.80x = 203,568,022,859,051.75
  5. Step 5: Solve for x
    x = 203,568,022,859,051.75/20,730,054.80
  6. Step 6: Final answer
    x = 9,819,946.20

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1.5x scale

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.