Home / 9,283,529.80-13,925,294.70-8,485,712.20

Finding the Fourth Proportional to 9,283,529.80, 13,925,294.70 and 8,485,712.20

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Solution

The fourth proportional to 9,283,529.80, 13,925,294.70 and 8,485,712.20 is: 12,728,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283,529.80 : 13,925,294.70 = 8,485,712.20 : x
  2. Step 2: Convert to fraction form
    9,283,529.80/13,925,294.70 = 8,485,712.20/x
  3. Step 3: Cross multiply
    9,283,529.80x = 13,925,294.70 × 8,485,712.20
  4. Step 4: Simplify right side
    9,283,529.80x = 118,166,043,124,385.33
  5. Step 5: Solve for x
    x = 118,166,043,124,385.33/9,283,529.80
  6. Step 6: Final answer
    x = 12,728,568.30

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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.