Home / 18,712,188-25,848,093.92-14,100,830.19

Finding the Fourth Proportional to 18,712,188, 25,848,093.92 and 14,100,830.19

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Solution

The fourth proportional to 18,712,188, 25,848,093.92 and 14,100,830.19 is: 19,478,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,712,188 : 25,848,093.92 = 14,100,830.19 : x
  2. Step 2: Convert to fraction form
    18,712,188/25,848,093.92 = 14,100,830.19/x
  3. Step 3: Cross multiply
    18,712,188x = 25,848,093.92 × 14,100,830.19
  4. Step 4: Simplify right side
    18,712,188x = 364,479,583,030,587.25
  5. Step 5: Solve for x
    x = 364,479,583,030,587.25/18,712,188
  6. Step 6: Final answer
    x = 19,478,191.60

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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.