Home / 19,409,051.46-29,084,823.57-7,880,499.66

Finding the Fourth Proportional to 19,409,051.46, 29,084,823.57 and 7,880,499.66

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Solution

The fourth proportional to 19,409,051.46, 29,084,823.57 and 7,880,499.66 is: 11,809,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409,051.46 : 29,084,823.57 = 7,880,499.66 : x
  2. Step 2: Convert to fraction form
    19,409,051.46/29,084,823.57 = 7,880,499.66/x
  3. Step 3: Cross multiply
    19,409,051.46x = 29,084,823.57 × 7,880,499.66
  4. Step 4: Simplify right side
    19,409,051.46x = 229,202,942,254,545
  5. Step 5: Solve for x
    x = 229,202,942,254,545/19,409,051.46
  6. Step 6: Final answer
    x = 11,809,074.89

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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.