Home / 5,153,156.53-7,114,116.90-3,973,178.24

Finding the Fourth Proportional to 5,153,156.53, 7,114,116.90 and 3,973,178.24

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Solution

The fourth proportional to 5,153,156.53, 7,114,116.90 and 3,973,178.24 is: 5,485,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,156.53 : 7,114,116.90 = 3,973,178.24 : x
  2. Step 2: Convert to fraction form
    5,153,156.53/7,114,116.90 = 3,973,178.24/x
  3. Step 3: Cross multiply
    5,153,156.53x = 7,114,116.90 × 3,973,178.24
  4. Step 4: Simplify right side
    5,153,156.53x = 28,265,654,463,896.26
  5. Step 5: Solve for x
    x = 28,265,654,463,896.26/5,153,156.53
  6. Step 6: Final answer
    x = 5,485,114.67

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Double scale
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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.