Home / 14,342,511.60-19,792,163.52-7,816,007.52

Finding the Fourth Proportional to 14,342,511.60, 19,792,163.52 and 7,816,007.52

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Solution

The fourth proportional to 14,342,511.60, 19,792,163.52 and 7,816,007.52 is: 10,785,816.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,511.60 : 19,792,163.52 = 7,816,007.52 : x
  2. Step 2: Convert to fraction form
    14,342,511.60/19,792,163.52 = 7,816,007.52/x
  3. Step 3: Cross multiply
    14,342,511.60x = 19,792,163.52 × 7,816,007.52
  4. Step 4: Simplify right side
    14,342,511.60x = 154,695,698,909,389.66
  5. Step 5: Solve for x
    x = 154,695,698,909,389.66/14,342,511.60
  6. Step 6: Final answer
    x = 10,785,816.54

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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.