Home / 12,937,848.13-19,409,449.52-5,261,493.25

Finding the Fourth Proportional to 12,937,848.13, 19,409,449.52 and 5,261,493.25

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Solution

The fourth proportional to 12,937,848.13, 19,409,449.52 and 5,261,493.25 is: 7,893,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,848.13 : 19,409,449.52 = 5,261,493.25 : x
  2. Step 2: Convert to fraction form
    12,937,848.13/19,409,449.52 = 5,261,493.25/x
  3. Step 3: Cross multiply
    12,937,848.13x = 19,409,449.52 × 5,261,493.25
  4. Step 4: Simplify right side
    12,937,848.13x = 102,122,687,635,695.73
  5. Step 5: Solve for x
    x = 102,122,687,635,695.73/12,937,848.13
  6. Step 6: Final answer
    x = 7,893,328.67

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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.