Home / 30,093,147.76-45,125,494.52-11,657,728.06

Finding the Fourth Proportional to 30,093,147.76, 45,125,494.52 and 11,657,728.06

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Solution

The fourth proportional to 30,093,147.76, 45,125,494.52 and 11,657,728.06 is: 17,481,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,147.76 : 45,125,494.52 = 11,657,728.06 : x
  2. Step 2: Convert to fraction form
    30,093,147.76/45,125,494.52 = 11,657,728.06/x
  3. Step 3: Cross multiply
    30,093,147.76x = 45,125,494.52 × 11,657,728.06
  4. Step 4: Simplify right side
    30,093,147.76x = 526,060,743,603,510.81
  5. Step 5: Solve for x
    x = 526,060,743,603,510.81/30,093,147.76
  6. Step 6: Final answer
    x = 17,481,080.67

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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.