Home / 14,342,813.58-19,792,505.28-7,816,302.90

Finding the Fourth Proportional to 14,342,813.58, 19,792,505.28 and 7,816,302.90

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Solution

The fourth proportional to 14,342,813.58, 19,792,505.28 and 7,816,302.90 is: 10,786,183.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,813.58 : 19,792,505.28 = 7,816,302.90 : x
  2. Step 2: Convert to fraction form
    14,342,813.58/19,792,505.28 = 7,816,302.90/x
  3. Step 3: Cross multiply
    14,342,813.58x = 19,792,505.28 × 7,816,302.90
  4. Step 4: Simplify right side
    14,342,813.58x = 154,704,216,418,329.34
  5. Step 5: Solve for x
    x = 154,704,216,418,329.34/14,342,813.58
  6. Step 6: Final answer
    x = 10,786,183.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.