Home / 12,288,341.04-18,426,445.74-3,766,622.64

Finding the Fourth Proportional to 12,288,341.04, 18,426,445.74 and 3,766,622.64

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Solution

The fourth proportional to 12,288,341.04, 18,426,445.74 and 3,766,622.64 is: 5,648,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,341.04 : 18,426,445.74 = 3,766,622.64 : x
  2. Step 2: Convert to fraction form
    12,288,341.04/18,426,445.74 = 3,766,622.64/x
  3. Step 3: Cross multiply
    12,288,341.04x = 18,426,445.74 × 3,766,622.64
  4. Step 4: Simplify right side
    12,288,341.04x = 69,405,467,699,015.55
  5. Step 5: Solve for x
    x = 69,405,467,699,015.55/12,288,341.04
  6. Step 6: Final answer
    x = 5,648,074.66

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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.