Home / 18,762,108.84-25,892,148.60-10,501,965.72

Finding the Fourth Proportional to 18,762,108.84, 25,892,148.60 and 10,501,965.72

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Solution

The fourth proportional to 18,762,108.84, 25,892,148.60 and 10,501,965.72 is: 14,492,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,762,108.84 : 25,892,148.60 = 10,501,965.72 : x
  2. Step 2: Convert to fraction form
    18,762,108.84/25,892,148.60 = 10,501,965.72/x
  3. Step 3: Cross multiply
    18,762,108.84x = 25,892,148.60 × 10,501,965.72
  4. Step 4: Simplify right side
    18,762,108.84x = 271,918,457,014,346.03
  5. Step 5: Solve for x
    x = 271,918,457,014,346.03/18,762,108.84
  6. Step 6: Final answer
    x = 14,492,958.09

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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.