Home / 7,131,381.60-10,697,095.44-1,812,597.60

Finding the Fourth Proportional to 7,131,381.60, 10,697,095.44 and 1,812,597.60

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Solution

The fourth proportional to 7,131,381.60, 10,697,095.44 and 1,812,597.60 is: 2,718,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,381.60 : 10,697,095.44 = 1,812,597.60 : x
  2. Step 2: Convert to fraction form
    7,131,381.60/10,697,095.44 = 1,812,597.60/x
  3. Step 3: Cross multiply
    7,131,381.60x = 10,697,095.44 × 1,812,597.60
  4. Step 4: Simplify right side
    7,131,381.60x = 19,389,529,521,514.95
  5. Step 5: Solve for x
    x = 19,389,529,521,514.95/7,131,381.60
  6. Step 6: Final answer
    x = 2,718,902.26

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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.