Home / 13,235,810.10-18,265,861.50-7,355,692.11

Finding the Fourth Proportional to 13,235,810.10, 18,265,861.50 and 7,355,692.11

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Solution

The fourth proportional to 13,235,810.10, 18,265,861.50 and 7,355,692.11 is: 10,151,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,810.10 : 18,265,861.50 = 7,355,692.11 : x
  2. Step 2: Convert to fraction form
    13,235,810.10/18,265,861.50 = 7,355,692.11/x
  3. Step 3: Cross multiply
    13,235,810.10x = 18,265,861.50 × 7,355,692.11
  4. Step 4: Simplify right side
    13,235,810.10x = 134,358,053,317,902.77
  5. Step 5: Solve for x
    x = 134,358,053,317,902.77/13,235,810.10
  6. Step 6: Final answer
    x = 10,151,101.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.