Home / 43,321,782.40-64,982,172.24-10,532,537.20

Finding the Fourth Proportional to 43,321,782.40, 64,982,172.24 and 10,532,537.20

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Solution

The fourth proportional to 43,321,782.40, 64,982,172.24 and 10,532,537.20 is: 15,798,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,321,782.40 : 64,982,172.24 = 10,532,537.20 : x
  2. Step 2: Convert to fraction form
    43,321,782.40/64,982,172.24 = 10,532,537.20/x
  3. Step 3: Cross multiply
    43,321,782.40x = 64,982,172.24 × 10,532,537.20
  4. Step 4: Simplify right side
    43,321,782.40x = 684,427,146,454,607.25
  5. Step 5: Solve for x
    x = 684,427,146,454,607.25/43,321,782.40
  6. Step 6: Final answer
    x = 15,798,683.91

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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.