Home / 38,851,763.54-53,614,752.82-21,447,661.10

Finding the Fourth Proportional to 38,851,763.54, 53,614,752.82 and 21,447,661.10

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Solution

The fourth proportional to 38,851,763.54, 53,614,752.82 and 21,447,661.10 is: 29,597,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,851,763.54 : 53,614,752.82 = 21,447,661.10 : x
  2. Step 2: Convert to fraction form
    38,851,763.54/53,614,752.82 = 21,447,661.10/x
  3. Step 3: Cross multiply
    38,851,763.54x = 53,614,752.82 × 21,447,661.10
  4. Step 4: Simplify right side
    38,851,763.54x = 1,149,911,048,121,936.50
  5. Step 5: Solve for x
    x = 1,149,911,048,121,936.50/38,851,763.54
  6. Step 6: Final answer
    x = 29,597,396.45

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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.