Home / 69,537,639.67-104,303,885.63-28,056,455.28

Finding the Fourth Proportional to 69,537,639.67, 104,303,885.63 and 28,056,455.28

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Solution

The fourth proportional to 69,537,639.67, 104,303,885.63 and 28,056,455.28 is: 42,083,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,537,639.67 : 104,303,885.63 = 28,056,455.28 : x
  2. Step 2: Convert to fraction form
    69,537,639.67/104,303,885.63 = 28,056,455.28/x
  3. Step 3: Cross multiply
    69,537,639.67x = 104,303,885.63 × 28,056,455.28
  4. Step 4: Simplify right side
    69,537,639.67x = 2,926,397,302,568,047.50
  5. Step 5: Solve for x
    x = 2,926,397,302,568,047.50/69,537,639.67
  6. Step 6: Final answer
    x = 42,083,644.43

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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.