Home / 13,152,820.40-19,719,899.40-5,967,796.40

Finding the Fourth Proportional to 13,152,820.40, 19,719,899.40 and 5,967,796.40

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Solution

The fourth proportional to 13,152,820.40, 19,719,899.40 and 5,967,796.40 is: 8,947,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,820.40 : 19,719,899.40 = 5,967,796.40 : x
  2. Step 2: Convert to fraction form
    13,152,820.40/19,719,899.40 = 5,967,796.40/x
  3. Step 3: Cross multiply
    13,152,820.40x = 19,719,899.40 × 5,967,796.40
  4. Step 4: Simplify right side
    13,152,820.40x = 117,684,344,647,682.16
  5. Step 5: Solve for x
    x = 117,684,344,647,682.16/13,152,820.40
  6. Step 6: Final answer
    x = 8,947,460.78

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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.