Home / 19,570,153.80-29,355,230.70-16,672,816.20

Finding the Fourth Proportional to 19,570,153.80, 29,355,230.70 and 16,672,816.20

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Solution

The fourth proportional to 19,570,153.80, 29,355,230.70 and 16,672,816.20 is: 25,009,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570,153.80 : 29,355,230.70 = 16,672,816.20 : x
  2. Step 2: Convert to fraction form
    19,570,153.80/29,355,230.70 = 16,672,816.20/x
  3. Step 3: Cross multiply
    19,570,153.80x = 29,355,230.70 × 16,672,816.20
  4. Step 4: Simplify right side
    19,570,153.80x = 489,434,365,969,697.31
  5. Step 5: Solve for x
    x = 489,434,365,969,697.31/19,570,153.80
  6. Step 6: Final answer
    x = 25,009,224.30

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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.