Home / 22,160,169.63-30,359,290.79-21,331,482.19

Finding the Fourth Proportional to 22,160,169.63, 30,359,290.79 and 21,331,482.19

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Solution

The fourth proportional to 22,160,169.63, 30,359,290.79 and 21,331,482.19 is: 29,223,994.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160,169.63 : 30,359,290.79 = 21,331,482.19 : x
  2. Step 2: Convert to fraction form
    22,160,169.63/30,359,290.79 = 21,331,482.19/x
  3. Step 3: Cross multiply
    22,160,169.63x = 30,359,290.79 × 21,331,482.19
  4. Step 4: Simplify right side
    22,160,169.63x = 647,608,670,765,346.50
  5. Step 5: Solve for x
    x = 647,608,670,765,346.50/22,160,169.63
  6. Step 6: Final answer
    x = 29,223,994.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.