Home / 15,965,416.60-23,948,124.90-12,776,770.60

Finding the Fourth Proportional to 15,965,416.60, 23,948,124.90 and 12,776,770.60

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Solution

The fourth proportional to 15,965,416.60, 23,948,124.90 and 12,776,770.60 is: 19,165,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965,416.60 : 23,948,124.90 = 12,776,770.60 : x
  2. Step 2: Convert to fraction form
    15,965,416.60/23,948,124.90 = 12,776,770.60/x
  3. Step 3: Cross multiply
    15,965,416.60x = 23,948,124.90 × 12,776,770.60
  4. Step 4: Simplify right side
    15,965,416.60x = 305,979,698,147,447.94
  5. Step 5: Solve for x
    x = 305,979,698,147,447.94/15,965,416.60
  6. Step 6: Final answer
    x = 19,165,155.90

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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.