Home / 14,331,285.40-21,496,928.10-8,648,584.60

Finding the Fourth Proportional to 14,331,285.40, 21,496,928.10 and 8,648,584.60

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Solution

The fourth proportional to 14,331,285.40, 21,496,928.10 and 8,648,584.60 is: 12,972,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331,285.40 : 21,496,928.10 = 8,648,584.60 : x
  2. Step 2: Convert to fraction form
    14,331,285.40/21,496,928.10 = 8,648,584.60/x
  3. Step 3: Cross multiply
    14,331,285.40x = 21,496,928.10 × 8,648,584.60
  4. Step 4: Simplify right side
    14,331,285.40x = 185,918,001,312,967.25
  5. Step 5: Solve for x
    x = 185,918,001,312,967.25/14,331,285.40
  6. Step 6: Final answer
    x = 12,972,876.90

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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.