Home / 18,401,848.74-25,394,466.57-10,141,893.18

Finding the Fourth Proportional to 18,401,848.74, 25,394,466.57 and 10,141,893.18

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Solution

The fourth proportional to 18,401,848.74, 25,394,466.57 and 10,141,893.18 is: 13,995,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401,848.74 : 25,394,466.57 = 10,141,893.18 : x
  2. Step 2: Convert to fraction form
    18,401,848.74/25,394,466.57 = 10,141,893.18/x
  3. Step 3: Cross multiply
    18,401,848.74x = 25,394,466.57 × 10,141,893.18
  4. Step 4: Simplify right side
    18,401,848.74x = 257,547,967,316,021
  5. Step 5: Solve for x
    x = 257,547,967,316,021/18,401,848.74
  6. Step 6: Final answer
    x = 13,995,765.91

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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.