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Finding the Fourth Proportional to 23,668,710.60, 35,503,065.90 and 19,413,683.40

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Solution

The fourth proportional to 23,668,710.60, 35,503,065.90 and 19,413,683.40 is: 29,120,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,668,710.60 : 35,503,065.90 = 19,413,683.40 : x
  2. Step 2: Convert to fraction form
    23,668,710.60/35,503,065.90 = 19,413,683.40/x
  3. Step 3: Cross multiply
    23,668,710.60x = 35,503,065.90 × 19,413,683.40
  4. Step 4: Simplify right side
    23,668,710.60x = 689,245,281,111,936
  5. Step 5: Solve for x
    x = 689,245,281,111,936/23,668,710.60
  6. Step 6: Final answer
    x = 29,120,525.10

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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.