Home / 38,062,453-52,526,242.88-20,658,804.60

Finding the Fourth Proportional to 38,062,453, 52,526,242.88 and 20,658,804.60

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Solution

The fourth proportional to 38,062,453, 52,526,242.88 and 20,658,804.60 is: 28,509,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062,453 : 52,526,242.88 = 20,658,804.60 : x
  2. Step 2: Convert to fraction form
    38,062,453/52,526,242.88 = 20,658,804.60/x
  3. Step 3: Cross multiply
    38,062,453x = 52,526,242.88 × 20,658,804.60
  4. Step 4: Simplify right side
    38,062,453x = 1,085,129,388,030,061.38
  5. Step 5: Solve for x
    x = 1,085,129,388,030,061.38/38,062,453
  6. Step 6: Final answer
    x = 28,509,181.69

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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.