Home / 18,391,068.34-25,380,461.73-10,242,306.34

Finding the Fourth Proportional to 18,391,068.34, 25,380,461.73 and 10,242,306.34

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Solution

The fourth proportional to 18,391,068.34, 25,380,461.73 and 10,242,306.34 is: 14,134,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,068.34 : 25,380,461.73 = 10,242,306.34 : x
  2. Step 2: Convert to fraction form
    18,391,068.34/25,380,461.73 = 10,242,306.34/x
  3. Step 3: Cross multiply
    18,391,068.34x = 25,380,461.73 × 10,242,306.34
  4. Step 4: Simplify right side
    18,391,068.34x = 259,954,464,089,306.38
  5. Step 5: Solve for x
    x = 259,954,464,089,306.38/18,391,068.34
  6. Step 6: Final answer
    x = 14,134,821.28

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1.5x scale

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.