Home / 30,656,162.80-45,993,120.00-9,091,283.47

Finding the Fourth Proportional to 30,656,162.80, 45,993,120.00 and 9,091,283.47

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Solution

The fourth proportional to 30,656,162.80, 45,993,120.00 and 9,091,283.47 is: 13,639,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,656,162.80 : 45,993,120.00 = 9,091,283.47 : x
  2. Step 2: Convert to fraction form
    30,656,162.80/45,993,120.00 = 9,091,283.47/x
  3. Step 3: Cross multiply
    30,656,162.80x = 45,993,120.00 × 9,091,283.47
  4. Step 4: Simplify right side
    30,656,162.80x = 418,136,491,440,651.31
  5. Step 5: Solve for x
    x = 418,136,491,440,651.31/30,656,162.80
  6. Step 6: Final answer
    x = 13,639,557.38

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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.