Home / 16,880,157.72-23,294,641.36-9,145,200.04

Finding the Fourth Proportional to 16,880,157.72, 23,294,641.36 and 9,145,200.04

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Solution

The fourth proportional to 16,880,157.72, 23,294,641.36 and 9,145,200.04 is: 12,620,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,157.72 : 23,294,641.36 = 9,145,200.04 : x
  2. Step 2: Convert to fraction form
    16,880,157.72/23,294,641.36 = 9,145,200.04/x
  3. Step 3: Cross multiply
    16,880,157.72x = 23,294,641.36 × 9,145,200.04
  4. Step 4: Simplify right side
    16,880,157.72x = 213,034,154,977,747.81
  5. Step 5: Solve for x
    x = 213,034,154,977,747.81/16,880,157.72
  6. Step 6: Final answer
    x = 12,620,388.90

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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.