Home / 6,197,980.80-9,296,971.20-2,153,124.30

Finding the Fourth Proportional to 6,197,980.80, 9,296,971.20 and 2,153,124.30

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Solution

The fourth proportional to 6,197,980.80, 9,296,971.20 and 2,153,124.30 is: 3,229,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,197,980.80 : 9,296,971.20 = 2,153,124.30 : x
  2. Step 2: Convert to fraction form
    6,197,980.80/9,296,971.20 = 2,153,124.30/x
  3. Step 3: Cross multiply
    6,197,980.80x = 9,296,971.20 × 2,153,124.30
  4. Step 4: Simplify right side
    6,197,980.80x = 20,017,534,607,120.16
  5. Step 5: Solve for x
    x = 20,017,534,607,120.16/6,197,980.80
  6. Step 6: Final answer
    x = 3,229,686.45

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Double scale
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Similar ratio
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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.