Home / 8,874,610.40-13,311,915.60-7,918,016.60

Finding the Fourth Proportional to 8,874,610.40, 13,311,915.60 and 7,918,016.60

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Solution

The fourth proportional to 8,874,610.40, 13,311,915.60 and 7,918,016.60 is: 11,877,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874,610.40 : 13,311,915.60 = 7,918,016.60 : x
  2. Step 2: Convert to fraction form
    8,874,610.40/13,311,915.60 = 7,918,016.60/x
  3. Step 3: Cross multiply
    8,874,610.40x = 13,311,915.60 × 7,918,016.60
  4. Step 4: Simplify right side
    8,874,610.40x = 105,403,968,698,598.95
  5. Step 5: Solve for x
    x = 105,403,968,698,598.95/8,874,610.40
  6. Step 6: Final answer
    x = 11,877,024.90

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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.