Home / 14,091,290.40-19,445,651.46-8,290,445.70

Finding the Fourth Proportional to 14,091,290.40, 19,445,651.46 and 8,290,445.70

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Solution

The fourth proportional to 14,091,290.40, 19,445,651.46 and 8,290,445.70 is: 11,440,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,290.40 : 19,445,651.46 = 8,290,445.70 : x
  2. Step 2: Convert to fraction form
    14,091,290.40/19,445,651.46 = 8,290,445.70/x
  3. Step 3: Cross multiply
    14,091,290.40x = 19,445,651.46 × 8,290,445.70
  4. Step 4: Simplify right side
    14,091,290.40x = 161,213,117,530,255.72
  5. Step 5: Solve for x
    x = 161,213,117,530,255.72/14,091,290.40
  6. Step 6: Final answer
    x = 11,440,621.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.