Home / 7,242,194.10-10,864,603.35-3,638,892.90

Finding the Fourth Proportional to 7,242,194.10, 10,864,603.35 and 3,638,892.90

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Solution

The fourth proportional to 7,242,194.10, 10,864,603.35 and 3,638,892.90 is: 5,458,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,194.10 : 10,864,603.35 = 3,638,892.90 : x
  2. Step 2: Convert to fraction form
    7,242,194.10/10,864,603.35 = 3,638,892.90/x
  3. Step 3: Cross multiply
    7,242,194.10x = 10,864,603.35 × 3,638,892.90
  4. Step 4: Simplify right side
    7,242,194.10x = 39,535,127,991,631.21
  5. Step 5: Solve for x
    x = 39,535,127,991,631.21/7,242,194.10
  6. Step 6: Final answer
    x = 5,458,998.67

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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.