Home / 22,105,401.20-33,158,101.80-13,125,330.80

Finding the Fourth Proportional to 22,105,401.20, 33,158,101.80 and 13,125,330.80

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Solution

The fourth proportional to 22,105,401.20, 33,158,101.80 and 13,125,330.80 is: 19,687,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105,401.20 : 33,158,101.80 = 13,125,330.80 : x
  2. Step 2: Convert to fraction form
    22,105,401.20/33,158,101.80 = 13,125,330.80/x
  3. Step 3: Cross multiply
    22,105,401.20x = 33,158,101.80 × 13,125,330.80
  4. Step 4: Simplify right side
    22,105,401.20x = 435,211,054,825,075.50
  5. Step 5: Solve for x
    x = 435,211,054,825,075.50/22,105,401.20
  6. Step 6: Final answer
    x = 19,687,996.20

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1.5x scale

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.