Home / 8,194,636.80-12,303,014.40-5,208,652.80

Finding the Fourth Proportional to 8,194,636.80, 12,303,014.40 and 5,208,652.80

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Solution

The fourth proportional to 8,194,636.80, 12,303,014.40 and 5,208,652.80 is: 7,820,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,636.80 : 12,303,014.40 = 5,208,652.80 : x
  2. Step 2: Convert to fraction form
    8,194,636.80/12,303,014.40 = 5,208,652.80/x
  3. Step 3: Cross multiply
    8,194,636.80x = 12,303,014.40 × 5,208,652.80
  4. Step 4: Simplify right side
    8,194,636.80x = 64,082,130,403,000.32
  5. Step 5: Solve for x
    x = 64,082,130,403,000.32/8,194,636.80
  6. Step 6: Final answer
    x = 7,820,008.62

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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.