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Finding the Fourth Proportional to 14,852,750.15, 20,494,085.00 and 8,570,985.71

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Solution

The fourth proportional to 14,852,750.15, 20,494,085.00 and 8,570,985.71 is: 11,826,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852,750.15 : 20,494,085.00 = 8,570,985.71 : x
  2. Step 2: Convert to fraction form
    14,852,750.15/20,494,085.00 = 8,570,985.71/x
  3. Step 3: Cross multiply
    14,852,750.15x = 20,494,085.00 × 8,570,985.71
  4. Step 4: Simplify right side
    14,852,750.15x = 175,654,509,529,200
  5. Step 5: Solve for x
    x = 175,654,509,529,200/14,852,750.15
  6. Step 6: Final answer
    x = 11,826,396.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.