Home / 9,171,962.40-13,757,943.60-7,052,743.20

Finding the Fourth Proportional to 9,171,962.40, 13,757,943.60 and 7,052,743.20

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Solution

The fourth proportional to 9,171,962.40, 13,757,943.60 and 7,052,743.20 is: 10,579,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,962.40 : 13,757,943.60 = 7,052,743.20 : x
  2. Step 2: Convert to fraction form
    9,171,962.40/13,757,943.60 = 7,052,743.20/x
  3. Step 3: Cross multiply
    9,171,962.40x = 13,757,943.60 × 7,052,743.20
  4. Step 4: Simplify right side
    9,171,962.40x = 97,031,243,170,883.52
  5. Step 5: Solve for x
    x = 97,031,243,170,883.52/9,171,962.40
  6. Step 6: Final answer
    x = 10,579,114.80

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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.