Home / 6,972,209.68-10,458,916.96-1,923,520.16

Finding the Fourth Proportional to 6,972,209.68, 10,458,916.96 and 1,923,520.16

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Solution

The fourth proportional to 6,972,209.68, 10,458,916.96 and 1,923,520.16 is: 2,885,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,209.68 : 10,458,916.96 = 1,923,520.16 : x
  2. Step 2: Convert to fraction form
    6,972,209.68/10,458,916.96 = 1,923,520.16/x
  3. Step 3: Cross multiply
    6,972,209.68x = 10,458,916.96 × 1,923,520.16
  4. Step 4: Simplify right side
    6,972,209.68x = 20,117,937,624,325.91
  5. Step 5: Solve for x
    x = 20,117,937,624,325.91/6,972,209.68
  6. Step 6: Final answer
    x = 2,885,446.44

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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.