Home / 66,265,022.76-99,408,304.32-19,583,245.32

Finding the Fourth Proportional to 66,265,022.76, 99,408,304.32 and 19,583,245.32

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Solution

The fourth proportional to 66,265,022.76, 99,408,304.32 and 19,583,245.32 is: 29,378,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,265,022.76 : 99,408,304.32 = 19,583,245.32 : x
  2. Step 2: Convert to fraction form
    66,265,022.76/99,408,304.32 = 19,583,245.32/x
  3. Step 3: Cross multiply
    66,265,022.76x = 99,408,304.32 × 19,583,245.32
  4. Step 4: Simplify right side
    66,265,022.76x = 1,946,737,210,343,775.75
  5. Step 5: Solve for x
    x = 1,946,737,210,343,775.75/66,265,022.76
  6. Step 6: Final answer
    x = 29,378,050.88

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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.