Home / 12,294,090.60-18,441,135.90-6,625,386.60

Finding the Fourth Proportional to 12,294,090.60, 18,441,135.90 and 6,625,386.60

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Solution

The fourth proportional to 12,294,090.60, 18,441,135.90 and 6,625,386.60 is: 9,938,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,090.60 : 18,441,135.90 = 6,625,386.60 : x
  2. Step 2: Convert to fraction form
    12,294,090.60/18,441,135.90 = 6,625,386.60/x
  3. Step 3: Cross multiply
    12,294,090.60x = 18,441,135.90 × 6,625,386.60
  4. Step 4: Simplify right side
    12,294,090.60x = 122,179,654,680,638.92
  5. Step 5: Solve for x
    x = 122,179,654,680,638.92/12,294,090.60
  6. Step 6: Final answer
    x = 9,938,079.90

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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.