Home / 61,770,271.86-92,656,063.89-18,639,854.37

Finding the Fourth Proportional to 61,770,271.86, 92,656,063.89 and 18,639,854.37

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Solution

The fourth proportional to 61,770,271.86, 92,656,063.89 and 18,639,854.37 is: 27,959,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770,271.86 : 92,656,063.89 = 18,639,854.37 : x
  2. Step 2: Convert to fraction form
    61,770,271.86/92,656,063.89 = 18,639,854.37/x
  3. Step 3: Cross multiply
    61,770,271.86x = 92,656,063.89 × 18,639,854.37
  4. Step 4: Simplify right side
    61,770,271.86x = 1,727,095,537,407,015.75
  5. Step 5: Solve for x
    x = 1,727,095,537,407,015.75/61,770,271.86
  6. Step 6: Final answer
    x = 27,959,979.54

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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.