Home / 8,197,103.80-12,303,528.90-4,158,152.20

Finding the Fourth Proportional to 8,197,103.80, 12,303,528.90 and 4,158,152.20

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Solution

The fourth proportional to 8,197,103.80, 12,303,528.90 and 4,158,152.20 is: 6,241,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,103.80 : 12,303,528.90 = 4,158,152.20 : x
  2. Step 2: Convert to fraction form
    8,197,103.80/12,303,528.90 = 4,158,152.20/x
  3. Step 3: Cross multiply
    8,197,103.80x = 12,303,528.90 × 4,158,152.20
  4. Step 4: Simplify right side
    8,197,103.80x = 51,159,945,763,298.59
  5. Step 5: Solve for x
    x = 51,159,945,763,298.59/8,197,103.80
  6. Step 6: Final answer
    x = 6,241,222.15

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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.