Home / 30,841,042.32-42,560,523.72-17,089,995.48

Finding the Fourth Proportional to 30,841,042.32, 42,560,523.72 and 17,089,995.48

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Solution

The fourth proportional to 30,841,042.32, 42,560,523.72 and 17,089,995.48 is: 23,584,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,841,042.32 : 42,560,523.72 = 17,089,995.48 : x
  2. Step 2: Convert to fraction form
    30,841,042.32/42,560,523.72 = 17,089,995.48/x
  3. Step 3: Cross multiply
    30,841,042.32x = 42,560,523.72 × 17,089,995.48
  4. Step 4: Simplify right side
    30,841,042.32x = 727,359,158,001,232.75
  5. Step 5: Solve for x
    x = 727,359,158,001,232.75/30,841,042.32
  6. Step 6: Final answer
    x = 23,584,130.21

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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.