Home / 34,372,401.90-47,432,968.74-18,902,486.58

Finding the Fourth Proportional to 34,372,401.90, 47,432,968.74 and 18,902,486.58

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Solution

The fourth proportional to 34,372,401.90, 47,432,968.74 and 18,902,486.58 is: 26,084,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,372,401.90 : 47,432,968.74 = 18,902,486.58 : x
  2. Step 2: Convert to fraction form
    34,372,401.90/47,432,968.74 = 18,902,486.58/x
  3. Step 3: Cross multiply
    34,372,401.90x = 47,432,968.74 × 18,902,486.58
  4. Step 4: Simplify right side
    34,372,401.90x = 896,601,055,057,409.50
  5. Step 5: Solve for x
    x = 896,601,055,057,409.50/34,372,401.90
  6. Step 6: Final answer
    x = 26,084,911.31

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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.