Home / 31,084,961.67-42,897,933.59-17,146,740.33

Finding the Fourth Proportional to 31,084,961.67, 42,897,933.59 and 17,146,740.33

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Solution

The fourth proportional to 31,084,961.67, 42,897,933.59 and 17,146,740.33 is: 23,662,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084,961.67 : 42,897,933.59 = 17,146,740.33 : x
  2. Step 2: Convert to fraction form
    31,084,961.67/42,897,933.59 = 17,146,740.33/x
  3. Step 3: Cross multiply
    31,084,961.67x = 42,897,933.59 × 17,146,740.33
  4. Step 4: Simplify right side
    31,084,961.67x = 735,559,727,875,580.88
  5. Step 5: Solve for x
    x = 735,559,727,875,580.88/31,084,961.67
  6. Step 6: Final answer
    x = 23,662,880.32

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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.