Home / 18,317,774.40-27,477,408.48-4,671,274.56

Finding the Fourth Proportional to 18,317,774.40, 27,477,408.48 and 4,671,274.56

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Solution

The fourth proportional to 18,317,774.40, 27,477,408.48 and 4,671,274.56 is: 7,007,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317,774.40 : 27,477,408.48 = 4,671,274.56 : x
  2. Step 2: Convert to fraction form
    18,317,774.40/27,477,408.48 = 4,671,274.56/x
  3. Step 3: Cross multiply
    18,317,774.40x = 27,477,408.48 × 4,671,274.56
  4. Step 4: Simplify right side
    18,317,774.40x = 128,354,519,207,352.27
  5. Step 5: Solve for x
    x = 128,354,519,207,352.27/18,317,774.40
  6. Step 6: Final answer
    x = 7,007,102.30

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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.