Home / 28,084,006.80-42,126,010.20-23,549,043.60

Finding the Fourth Proportional to 28,084,006.80, 42,126,010.20 and 23,549,043.60

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Solution

The fourth proportional to 28,084,006.80, 42,126,010.20 and 23,549,043.60 is: 35,323,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,006.80 : 42,126,010.20 = 23,549,043.60 : x
  2. Step 2: Convert to fraction form
    28,084,006.80/42,126,010.20 = 23,549,043.60/x
  3. Step 3: Cross multiply
    28,084,006.80x = 42,126,010.20 × 23,549,043.60
  4. Step 4: Simplify right side
    28,084,006.80x = 992,027,250,893,844.88
  5. Step 5: Solve for x
    x = 992,027,250,893,844.88/28,084,006.80
  6. Step 6: Final answer
    x = 35,323,565.40

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Similar ratio
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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.