Home / 18,814,822.34-25,975,586.43-11,851,468.74

Finding the Fourth Proportional to 18,814,822.34, 25,975,586.43 and 11,851,468.74

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Solution

The fourth proportional to 18,814,822.34, 25,975,586.43 and 11,851,468.74 is: 16,362,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814,822.34 : 25,975,586.43 = 11,851,468.74 : x
  2. Step 2: Convert to fraction form
    18,814,822.34/25,975,586.43 = 11,851,468.74/x
  3. Step 3: Cross multiply
    18,814,822.34x = 25,975,586.43 × 11,851,468.74
  4. Step 4: Simplify right side
    18,814,822.34x = 307,848,850,578,313.19
  5. Step 5: Solve for x
    x = 307,848,850,578,313.19/18,814,822.34
  6. Step 6: Final answer
    x = 16,362,038.67

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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.