Home / 43,321,783.40-64,982,173.74-10,532,538.20

Finding the Fourth Proportional to 43,321,783.40, 64,982,173.74 and 10,532,538.20

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Solution

The fourth proportional to 43,321,783.40, 64,982,173.74 and 10,532,538.20 is: 15,798,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,321,783.40 : 64,982,173.74 = 10,532,538.20 : x
  2. Step 2: Convert to fraction form
    43,321,783.40/64,982,173.74 = 10,532,538.20/x
  3. Step 3: Cross multiply
    43,321,783.40x = 64,982,173.74 × 10,532,538.20
  4. Step 4: Simplify right side
    43,321,783.40x = 684,427,227,235,586.88
  5. Step 5: Solve for x
    x = 684,427,227,235,586.88/43,321,783.40
  6. Step 6: Final answer
    x = 15,798,685.41

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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.