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Finding the Fourth Proportional to 15,651,628.90, 23,477,443.35 and 15,651,628.90

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Solution

The fourth proportional to 15,651,628.90, 23,477,443.35 and 15,651,628.90 is: 23,477,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,628.90 : 23,477,443.35 = 15,651,628.90 : x
  2. Step 2: Convert to fraction form
    15,651,628.90/23,477,443.35 = 15,651,628.90/x
  3. Step 3: Cross multiply
    15,651,628.90x = 23,477,443.35 × 15,651,628.90
  4. Step 4: Simplify right side
    15,651,628.90x = 367,460,230,834,972.88
  5. Step 5: Solve for x
    x = 367,460,230,834,972.88/15,651,628.90
  6. Step 6: Final answer
    x = 23,477,443.35

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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.