Home / 21,063,531.60-29,573,974.80-21,063,531.60

Finding the Fourth Proportional to 21,063,531.60, 29,573,974.80 and 21,063,531.60

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Solution

The fourth proportional to 21,063,531.60, 29,573,974.80 and 21,063,531.60 is: 29,573,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,531.60 : 29,573,974.80 = 21,063,531.60 : x
  2. Step 2: Convert to fraction form
    21,063,531.60/29,573,974.80 = 21,063,531.60/x
  3. Step 3: Cross multiply
    21,063,531.60x = 29,573,974.80 × 21,063,531.60
  4. Step 4: Simplify right side
    21,063,531.60x = 622,932,352,737,403.75
  5. Step 5: Solve for x
    x = 622,932,352,737,403.75/21,063,531.60
  6. Step 6: Final answer
    x = 29,573,974.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.