Home / 9,991,225.62-13,788,225.69-6,122,999.76

Finding the Fourth Proportional to 9,991,225.62, 13,788,225.69 and 6,122,999.76

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Solution

The fourth proportional to 9,991,225.62, 13,788,225.69 and 6,122,999.76 is: 8,449,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,225.62 : 13,788,225.69 = 6,122,999.76 : x
  2. Step 2: Convert to fraction form
    9,991,225.62/13,788,225.69 = 6,122,999.76/x
  3. Step 3: Cross multiply
    9,991,225.62x = 13,788,225.69 × 6,122,999.76
  4. Step 4: Simplify right side
    9,991,225.62x = 84,425,302,590,695.83
  5. Step 5: Solve for x
    x = 84,425,302,590,695.83/9,991,225.62
  6. Step 6: Final answer
    x = 8,449,944.56

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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.