Home / 15,978,038.21-23,967,232.28-4,618,585.25

Finding the Fourth Proportional to 15,978,038.21, 23,967,232.28 and 4,618,585.25

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Solution

The fourth proportional to 15,978,038.21, 23,967,232.28 and 4,618,585.25 is: 6,927,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,038.21 : 23,967,232.28 = 4,618,585.25 : x
  2. Step 2: Convert to fraction form
    15,978,038.21/23,967,232.28 = 4,618,585.25/x
  3. Step 3: Cross multiply
    15,978,038.21x = 23,967,232.28 × 4,618,585.25
  4. Step 4: Simplify right side
    15,978,038.21x = 110,694,705,491,731.88
  5. Step 5: Solve for x
    x = 110,694,705,491,731.88/15,978,038.21
  6. Step 6: Final answer
    x = 6,927,928.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.