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Finding the Fourth Proportional to 9,927,230.80, 14,859,353.40 and 9,927,230.80

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Solution

The fourth proportional to 9,927,230.80, 14,859,353.40 and 9,927,230.80 is: 14,859,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927,230.80 : 14,859,353.40 = 9,927,230.80 : x
  2. Step 2: Convert to fraction form
    9,927,230.80/14,859,353.40 = 9,927,230.80/x
  3. Step 3: Cross multiply
    9,927,230.80x = 14,859,353.40 × 9,927,230.80
  4. Step 4: Simplify right side
    9,927,230.80x = 147,512,230,740,564.75
  5. Step 5: Solve for x
    x = 147,512,230,740,564.75/9,927,230.80
  6. Step 6: Final answer
    x = 14,859,353.40

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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.