Home / 10,757,331.40-16,113,878.70-7,395,334.60

Finding the Fourth Proportional to 10,757,331.40, 16,113,878.70 and 7,395,334.60

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Solution

The fourth proportional to 10,757,331.40, 16,113,878.70 and 7,395,334.60 is: 11,077,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757,331.40 : 16,113,878.70 = 7,395,334.60 : x
  2. Step 2: Convert to fraction form
    10,757,331.40/16,113,878.70 = 7,395,334.60/x
  3. Step 3: Cross multiply
    10,757,331.40x = 16,113,878.70 × 7,395,334.60
  4. Step 4: Simplify right side
    10,757,331.40x = 119,167,524,690,313.02
  5. Step 5: Solve for x
    x = 119,167,524,690,313.02/10,757,331.40
  6. Step 6: Final answer
    x = 11,077,796.18

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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.