Home / 14,771,894.40-22,107,427.20-12,378,441.60

Finding the Fourth Proportional to 14,771,894.40, 22,107,427.20 and 12,378,441.60

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Solution

The fourth proportional to 14,771,894.40, 22,107,427.20 and 12,378,441.60 is: 18,525,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,894.40 : 22,107,427.20 = 12,378,441.60 : x
  2. Step 2: Convert to fraction form
    14,771,894.40/22,107,427.20 = 12,378,441.60/x
  3. Step 3: Cross multiply
    14,771,894.40x = 22,107,427.20 × 12,378,441.60
  4. Step 4: Simplify right side
    14,771,894.40x = 273,655,496,521,451.50
  5. Step 5: Solve for x
    x = 273,655,496,521,451.50/14,771,894.40
  6. Step 6: Final answer
    x = 18,525,416.52

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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.