Home / 18,190,775.32-25,100,887.58-10,849,470.08

Finding the Fourth Proportional to 18,190,775.32, 25,100,887.58 and 10,849,470.08

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Solution

The fourth proportional to 18,190,775.32, 25,100,887.58 and 10,849,470.08 is: 14,970,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,775.32 : 25,100,887.58 = 10,849,470.08 : x
  2. Step 2: Convert to fraction form
    18,190,775.32/25,100,887.58 = 10,849,470.08/x
  3. Step 3: Cross multiply
    18,190,775.32x = 25,100,887.58 × 10,849,470.08
  4. Step 4: Simplify right side
    18,190,775.32x = 272,331,328,780,653.59
  5. Step 5: Solve for x
    x = 272,331,328,780,653.59/18,190,775.32
  6. Step 6: Final answer
    x = 14,970,847.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.