Home / 14,342,699.25-19,792,925.37-7,904,171.25

Finding the Fourth Proportional to 14,342,699.25, 19,792,925.37 and 7,904,171.25

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Solution

The fourth proportional to 14,342,699.25, 19,792,925.37 and 7,904,171.25 is: 10,907,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,699.25 : 19,792,925.37 = 7,904,171.25 : x
  2. Step 2: Convert to fraction form
    14,342,699.25/19,792,925.37 = 7,904,171.25/x
  3. Step 3: Cross multiply
    14,342,699.25x = 19,792,925.37 × 7,904,171.25
  4. Step 4: Simplify right side
    14,342,699.25x = 156,446,671,662,949.62
  5. Step 5: Solve for x
    x = 156,446,671,662,949.62/14,342,699.25
  6. Step 6: Final answer
    x = 10,907,756.55

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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.