Home / 25,528,036.20-38,292,054.30-18,361,674.60

Finding the Fourth Proportional to 25,528,036.20, 38,292,054.30 and 18,361,674.60

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Solution

The fourth proportional to 25,528,036.20, 38,292,054.30 and 18,361,674.60 is: 27,542,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528,036.20 : 38,292,054.30 = 18,361,674.60 : x
  2. Step 2: Convert to fraction form
    25,528,036.20/38,292,054.30 = 18,361,674.60/x
  3. Step 3: Cross multiply
    25,528,036.20x = 38,292,054.30 × 18,361,674.60
  4. Step 4: Simplify right side
    25,528,036.20x = 703,106,240,822,130.75
  5. Step 5: Solve for x
    x = 703,106,240,822,130.75/25,528,036.20
  6. Step 6: Final answer
    x = 27,542,511.90

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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.