Home / 10,038,729.12-15,058,749.04-7,351,097.76

Finding the Fourth Proportional to 10,038,729.12, 15,058,749.04 and 7,351,097.76

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Solution

The fourth proportional to 10,038,729.12, 15,058,749.04 and 7,351,097.76 is: 11,027,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,729.12 : 15,058,749.04 = 7,351,097.76 : x
  2. Step 2: Convert to fraction form
    10,038,729.12/15,058,749.04 = 7,351,097.76/x
  3. Step 3: Cross multiply
    10,038,729.12x = 15,058,749.04 × 7,351,097.76
  4. Step 4: Simplify right side
    10,038,729.12x = 110,698,336,336,346.14
  5. Step 5: Solve for x
    x = 110,698,336,336,346.14/10,038,729.12
  6. Step 6: Final answer
    x = 11,027,126.54

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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.