Home / 12,292,080.60-18,438,120.90-4,202,367.60

Finding the Fourth Proportional to 12,292,080.60, 18,438,120.90 and 4,202,367.60

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Solution

The fourth proportional to 12,292,080.60, 18,438,120.90 and 4,202,367.60 is: 6,303,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,080.60 : 18,438,120.90 = 4,202,367.60 : x
  2. Step 2: Convert to fraction form
    12,292,080.60/18,438,120.90 = 4,202,367.60/x
  3. Step 3: Cross multiply
    12,292,080.60x = 18,438,120.90 × 4,202,367.60
  4. Step 4: Simplify right side
    12,292,080.60x = 77,483,761,875,042.83
  5. Step 5: Solve for x
    x = 77,483,761,875,042.83/12,292,080.60
  6. Step 6: Final answer
    x = 6,303,551.40

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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.