Home / 19,901,007.83-29,851,413.74-7,771,703.33

Finding the Fourth Proportional to 19,901,007.83, 29,851,413.74 and 7,771,703.33

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Solution

The fourth proportional to 19,901,007.83, 29,851,413.74 and 7,771,703.33 is: 11,657,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901,007.83 : 29,851,413.74 = 7,771,703.33 : x
  2. Step 2: Convert to fraction form
    19,901,007.83/29,851,413.74 = 7,771,703.33/x
  3. Step 3: Cross multiply
    19,901,007.83x = 29,851,413.74 × 7,771,703.33
  4. Step 4: Simplify right side
    19,901,007.83x = 231,996,331,633,279.66
  5. Step 5: Solve for x
    x = 231,996,331,633,279.66/19,901,007.83
  6. Step 6: Final answer
    x = 11,657,516.72

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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.