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Finding the Fourth Proportional to 11,122,950.45, 15,605,722.95 and 11,122,950.45

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Solution

The fourth proportional to 11,122,950.45, 15,605,722.95 and 11,122,950.45 is: 15,605,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,950.45 : 15,605,722.95 = 11,122,950.45 : x
  2. Step 2: Convert to fraction form
    11,122,950.45/15,605,722.95 = 11,122,950.45/x
  3. Step 3: Cross multiply
    11,122,950.45x = 15,605,722.95 × 11,122,950.45
  4. Step 4: Simplify right side
    11,122,950.45x = 173,581,683,109,277.81
  5. Step 5: Solve for x
    x = 173,581,683,109,277.81/11,122,950.45
  6. Step 6: Final answer
    x = 15,605,722.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.