Home / 28,566,433.08-39,433,741.34-19,286,573.88

Finding the Fourth Proportional to 28,566,433.08, 39,433,741.34 and 19,286,573.88

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Solution

The fourth proportional to 28,566,433.08, 39,433,741.34 and 19,286,573.88 is: 26,623,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566,433.08 : 39,433,741.34 = 19,286,573.88 : x
  2. Step 2: Convert to fraction form
    28,566,433.08/39,433,741.34 = 19,286,573.88/x
  3. Step 3: Cross multiply
    28,566,433.08x = 39,433,741.34 × 19,286,573.88
  4. Step 4: Simplify right side
    28,566,433.08x = 760,541,765,718,720.25
  5. Step 5: Solve for x
    x = 760,541,765,718,720.25/28,566,433.08
  6. Step 6: Final answer
    x = 26,623,616.73

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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.