Home / 36,879,293.80-55,360,931.10-21,741,754.60

Finding the Fourth Proportional to 36,879,293.80, 55,360,931.10 and 21,741,754.60

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Solution

The fourth proportional to 36,879,293.80, 55,360,931.10 and 21,741,754.60 is: 32,637,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,879,293.80 : 55,360,931.10 = 21,741,754.60 : x
  2. Step 2: Convert to fraction form
    36,879,293.80/55,360,931.10 = 21,741,754.60/x
  3. Step 3: Cross multiply
    36,879,293.80x = 55,360,931.10 × 21,741,754.60
  4. Step 4: Simplify right side
    36,879,293.80x = 1,203,643,778,403,708.25
  5. Step 5: Solve for x
    x = 1,203,643,778,403,708.25/36,879,293.80
  6. Step 6: Final answer
    x = 32,637,386.85

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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.