Home / 8,014,402.40-12,021,603.60-3,219,623.60

Finding the Fourth Proportional to 8,014,402.40, 12,021,603.60 and 3,219,623.60

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Solution

The fourth proportional to 8,014,402.40, 12,021,603.60 and 3,219,623.60 is: 4,829,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014,402.40 : 12,021,603.60 = 3,219,623.60 : x
  2. Step 2: Convert to fraction form
    8,014,402.40/12,021,603.60 = 3,219,623.60/x
  3. Step 3: Cross multiply
    8,014,402.40x = 12,021,603.60 × 3,219,623.60
  4. Step 4: Simplify right side
    8,014,402.40x = 38,705,038,660,404.96
  5. Step 5: Solve for x
    x = 38,705,038,660,404.96/8,014,402.40
  6. Step 6: Final answer
    x = 4,829,435.40

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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.