Home / 9,689,856.40-14,534,784.60-8,792,311.60

Finding the Fourth Proportional to 9,689,856.40, 14,534,784.60 and 8,792,311.60

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Solution

The fourth proportional to 9,689,856.40, 14,534,784.60 and 8,792,311.60 is: 13,188,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,856.40 : 14,534,784.60 = 8,792,311.60 : x
  2. Step 2: Convert to fraction form
    9,689,856.40/14,534,784.60 = 8,792,311.60/x
  3. Step 3: Cross multiply
    9,689,856.40x = 14,534,784.60 × 8,792,311.60
  4. Step 4: Simplify right side
    9,689,856.40x = 127,794,355,242,081.34
  5. Step 5: Solve for x
    x = 127,794,355,242,081.34/9,689,856.40
  6. Step 6: Final answer
    x = 13,188,467.40

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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.