Home / 28,017,343.01-38,662,268.25-16,255,700.30

Finding the Fourth Proportional to 28,017,343.01, 38,662,268.25 and 16,255,700.30

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Solution

The fourth proportional to 28,017,343.01, 38,662,268.25 and 16,255,700.30 is: 22,431,900.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,343.01 : 38,662,268.25 = 16,255,700.30 : x
  2. Step 2: Convert to fraction form
    28,017,343.01/38,662,268.25 = 16,255,700.30/x
  3. Step 3: Cross multiply
    28,017,343.01x = 38,662,268.25 × 16,255,700.30
  4. Step 4: Simplify right side
    28,017,343.01x = 628,482,245,396,894.12
  5. Step 5: Solve for x
    x = 628,482,245,396,894.12/28,017,343.01
  6. Step 6: Final answer
    x = 22,431,900.32

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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.