Home / 8,477,999.60-12,716,999.40-8,398,283.45

Finding the Fourth Proportional to 8,477,999.60, 12,716,999.40 and 8,398,283.45

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Solution

The fourth proportional to 8,477,999.60, 12,716,999.40 and 8,398,283.45 is: 12,597,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,999.60 : 12,716,999.40 = 8,398,283.45 : x
  2. Step 2: Convert to fraction form
    8,477,999.60/12,716,999.40 = 8,398,283.45/x
  3. Step 3: Cross multiply
    8,477,999.60x = 12,716,999.40 × 8,398,283.45
  4. Step 4: Simplify right side
    8,477,999.60x = 106,800,965,594,679.92
  5. Step 5: Solve for x
    x = 106,800,965,594,679.92/8,477,999.60
  6. Step 6: Final answer
    x = 12,597,425.18

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1.5x scale

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.