Home / 5,153,153.03-7,114,112.07-3,973,174.74

Finding the Fourth Proportional to 5,153,153.03, 7,114,112.07 and 3,973,174.74

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Solution

The fourth proportional to 5,153,153.03, 7,114,112.07 and 3,973,174.74 is: 5,485,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,153.03 : 7,114,112.07 = 3,973,174.74 : x
  2. Step 2: Convert to fraction form
    5,153,153.03/7,114,112.07 = 3,973,174.74/x
  3. Step 3: Cross multiply
    5,153,153.03x = 7,114,112.07 × 3,973,174.74
  4. Step 4: Simplify right side
    5,153,153.03x = 28,265,610,346,334.89
  5. Step 5: Solve for x
    x = 28,265,610,346,334.89/5,153,153.03
  6. Step 6: Final answer
    x = 5,485,109.83

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1.5x scale

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.