Home / 38,885,670.36-53,663,759.82-22,365,768.42

Finding the Fourth Proportional to 38,885,670.36, 53,663,759.82 and 22,365,768.42

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Solution

The fourth proportional to 38,885,670.36, 53,663,759.82 and 22,365,768.42 is: 30,865,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885,670.36 : 53,663,759.82 = 22,365,768.42 : x
  2. Step 2: Convert to fraction form
    38,885,670.36/53,663,759.82 = 22,365,768.42/x
  3. Step 3: Cross multiply
    38,885,670.36x = 53,663,759.82 × 22,365,768.42
  4. Step 4: Simplify right side
    38,885,670.36x = 1,200,231,224,680,621
  5. Step 5: Solve for x
    x = 1,200,231,224,680,621/38,885,670.36
  6. Step 6: Final answer
    x = 30,865,643.14

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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.