Home / 17,868,778.80-26,803,168.20-5,089,117.20

Finding the Fourth Proportional to 17,868,778.80, 26,803,168.20 and 5,089,117.20

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Solution

The fourth proportional to 17,868,778.80, 26,803,168.20 and 5,089,117.20 is: 7,633,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868,778.80 : 26,803,168.20 = 5,089,117.20 : x
  2. Step 2: Convert to fraction form
    17,868,778.80/26,803,168.20 = 5,089,117.20/x
  3. Step 3: Cross multiply
    17,868,778.80x = 26,803,168.20 × 5,089,117.20
  4. Step 4: Simplify right side
    17,868,778.80x = 136,404,464,301,113.05
  5. Step 5: Solve for x
    x = 136,404,464,301,113.05/17,868,778.80
  6. Step 6: Final answer
    x = 7,633,675.80

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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.