Home / 22,105,430.80-33,158,146.20-18,597,920.20

Finding the Fourth Proportional to 22,105,430.80, 33,158,146.20 and 18,597,920.20

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Solution

The fourth proportional to 22,105,430.80, 33,158,146.20 and 18,597,920.20 is: 27,896,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105,430.80 : 33,158,146.20 = 18,597,920.20 : x
  2. Step 2: Convert to fraction form
    22,105,430.80/33,158,146.20 = 18,597,920.20/x
  3. Step 3: Cross multiply
    22,105,430.80x = 33,158,146.20 × 18,597,920.20
  4. Step 4: Simplify right side
    22,105,430.80x = 616,672,557,007,533.25
  5. Step 5: Solve for x
    x = 616,672,557,007,533.25/22,105,430.80
  6. Step 6: Final answer
    x = 27,896,880.30

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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.