Home / 8,302,021.60-12,453,032.40-5,465,336.80

Finding the Fourth Proportional to 8,302,021.60, 12,453,032.40 and 5,465,336.80

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Solution

The fourth proportional to 8,302,021.60, 12,453,032.40 and 5,465,336.80 is: 8,198,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,021.60 : 12,453,032.40 = 5,465,336.80 : x
  2. Step 2: Convert to fraction form
    8,302,021.60/12,453,032.40 = 5,465,336.80/x
  3. Step 3: Cross multiply
    8,302,021.60x = 12,453,032.40 × 5,465,336.80
  4. Step 4: Simplify right side
    8,302,021.60x = 68,060,016,247,312.32
  5. Step 5: Solve for x
    x = 68,060,016,247,312.32/8,302,021.60
  6. Step 6: Final answer
    x = 8,198,005.20

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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.