Home / 12,467,793.60-18,701,690.40-9,948,369.60

Finding the Fourth Proportional to 12,467,793.60, 18,701,690.40 and 9,948,369.60

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Solution

The fourth proportional to 12,467,793.60, 18,701,690.40 and 9,948,369.60 is: 14,922,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,793.60 : 18,701,690.40 = 9,948,369.60 : x
  2. Step 2: Convert to fraction form
    12,467,793.60/18,701,690.40 = 9,948,369.60/x
  3. Step 3: Cross multiply
    12,467,793.60x = 18,701,690.40 × 9,948,369.60
  4. Step 4: Simplify right side
    12,467,793.60x = 186,051,328,243,971.81
  5. Step 5: Solve for x
    x = 186,051,328,243,971.81/12,467,793.60
  6. Step 6: Final answer
    x = 14,922,554.40

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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.