Home / 6,518,019.83-9,776,990.84-3,545,099.51

Finding the Fourth Proportional to 6,518,019.83, 9,776,990.84 and 3,545,099.51

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Solution

The fourth proportional to 6,518,019.83, 9,776,990.84 and 3,545,099.51 is: 5,317,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,019.83 : 9,776,990.84 = 3,545,099.51 : x
  2. Step 2: Convert to fraction form
    6,518,019.83/9,776,990.84 = 3,545,099.51/x
  3. Step 3: Cross multiply
    6,518,019.83x = 9,776,990.84 × 3,545,099.51
  4. Step 4: Simplify right side
    6,518,019.83x = 34,660,405,369,548.04
  5. Step 5: Solve for x
    x = 34,660,405,369,548.04/6,518,019.83
  6. Step 6: Final answer
    x = 5,317,628.10

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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.