Home / 13,434,761.52-18,539,271.36-7,632,738

Finding the Fourth Proportional to 13,434,761.52, 18,539,271.36 and 7,632,738

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Solution

The fourth proportional to 13,434,761.52, 18,539,271.36 and 7,632,738 is: 10,532,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,761.52 : 18,539,271.36 = 7,632,738 : x
  2. Step 2: Convert to fraction form
    13,434,761.52/18,539,271.36 = 7,632,738/x
  3. Step 3: Cross multiply
    13,434,761.52x = 18,539,271.36 × 7,632,738
  4. Step 4: Simplify right side
    13,434,761.52x = 141,505,401,001,783.69
  5. Step 5: Solve for x
    x = 141,505,401,001,783.69/13,434,761.52
  6. Step 6: Final answer
    x = 10,532,781.01

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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.