Home / 11,092,427.60-16,638,641.40-7,691,205.20

Finding the Fourth Proportional to 11,092,427.60, 16,638,641.40 and 7,691,205.20

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Solution

The fourth proportional to 11,092,427.60, 16,638,641.40 and 7,691,205.20 is: 11,536,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092,427.60 : 16,638,641.40 = 7,691,205.20 : x
  2. Step 2: Convert to fraction form
    11,092,427.60/16,638,641.40 = 7,691,205.20/x
  3. Step 3: Cross multiply
    11,092,427.60x = 16,638,641.40 × 7,691,205.20
  4. Step 4: Simplify right side
    11,092,427.60x = 127,971,205,256,615.28
  5. Step 5: Solve for x
    x = 127,971,205,256,615.28/11,092,427.60
  6. Step 6: Final answer
    x = 11,536,807.80

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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.