Home / 10,209,743.82-14,089,540.95-5,626,229.22

Finding the Fourth Proportional to 10,209,743.82, 14,089,540.95 and 5,626,229.22

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Solution

The fourth proportional to 10,209,743.82, 14,089,540.95 and 5,626,229.22 is: 7,764,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,743.82 : 14,089,540.95 = 5,626,229.22 : x
  2. Step 2: Convert to fraction form
    10,209,743.82/14,089,540.95 = 5,626,229.22/x
  3. Step 3: Cross multiply
    10,209,743.82x = 14,089,540.95 × 5,626,229.22
  4. Step 4: Simplify right side
    10,209,743.82x = 79,270,986,989,276.55
  5. Step 5: Solve for x
    x = 79,270,986,989,276.55/10,209,743.82
  6. Step 6: Final answer
    x = 7,764,248.39

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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.