Home / 8,809,852.90-13,214,779.35-7,886,064.10

Finding the Fourth Proportional to 8,809,852.90, 13,214,779.35 and 7,886,064.10

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Solution

The fourth proportional to 8,809,852.90, 13,214,779.35 and 7,886,064.10 is: 11,829,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,852.90 : 13,214,779.35 = 7,886,064.10 : x
  2. Step 2: Convert to fraction form
    8,809,852.90/13,214,779.35 = 7,886,064.10/x
  3. Step 3: Cross multiply
    8,809,852.90x = 13,214,779.35 × 7,886,064.10
  4. Step 4: Simplify right side
    8,809,852.90x = 104,212,597,021,456.33
  5. Step 5: Solve for x
    x = 104,212,597,021,456.33/8,809,852.90
  6. Step 6: Final answer
    x = 11,829,096.15

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Double scale
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Similar ratio
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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.