Home / 40,421,340.30-60,639,883.65-11,668,413.90

Finding the Fourth Proportional to 40,421,340.30, 60,639,883.65 and 11,668,413.90

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Solution

The fourth proportional to 40,421,340.30, 60,639,883.65 and 11,668,413.90 is: 17,504,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421,340.30 : 60,639,883.65 = 11,668,413.90 : x
  2. Step 2: Convert to fraction form
    40,421,340.30/60,639,883.65 = 11,668,413.90/x
  3. Step 3: Cross multiply
    40,421,340.30x = 60,639,883.65 × 11,668,413.90
  4. Step 4: Simplify right side
    40,421,340.30x = 707,571,261,276,042.75
  5. Step 5: Solve for x
    x = 707,571,261,276,042.75/40,421,340.30
  6. Step 6: Final answer
    x = 17,504,893.60

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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.