Home / 13,207,943.80-19,780,422.90-13,207,943.80

Finding the Fourth Proportional to 13,207,943.80, 19,780,422.90 and 13,207,943.80

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Solution

The fourth proportional to 13,207,943.80, 19,780,422.90 and 13,207,943.80 is: 19,780,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,943.80 : 19,780,422.90 = 13,207,943.80 : x
  2. Step 2: Convert to fraction form
    13,207,943.80/19,780,422.90 = 13,207,943.80/x
  3. Step 3: Cross multiply
    13,207,943.80x = 19,780,422.90 × 13,207,943.80
  4. Step 4: Simplify right side
    13,207,943.80x = 261,258,714,003,433
  5. Step 5: Solve for x
    x = 261,258,714,003,433/13,207,943.80
  6. Step 6: Final answer
    x = 19,780,422.90

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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.