Home / 21,437,148.80-32,137,647.64-9,297,469.02

Finding the Fourth Proportional to 21,437,148.80, 32,137,647.64 and 9,297,469.02

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Solution

The fourth proportional to 21,437,148.80, 32,137,647.64 and 9,297,469.02 is: 13,938,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,437,148.80 : 32,137,647.64 = 9,297,469.02 : x
  2. Step 2: Convert to fraction form
    21,437,148.80/32,137,647.64 = 9,297,469.02/x
  3. Step 3: Cross multiply
    21,437,148.80x = 32,137,647.64 × 9,297,469.02
  4. Step 4: Simplify right side
    21,437,148.80x = 298,798,783,308,576.12
  5. Step 5: Solve for x
    x = 298,798,783,308,576.12/21,437,148.80
  6. Step 6: Final answer
    x = 13,938,364.01

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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.