Home / 14,688,008.01-20,269,907.51-8,072,476.47

Finding the Fourth Proportional to 14,688,008.01, 20,269,907.51 and 8,072,476.47

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Solution

The fourth proportional to 14,688,008.01, 20,269,907.51 and 8,072,476.47 is: 11,140,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,688,008.01 : 20,269,907.51 = 8,072,476.47 : x
  2. Step 2: Convert to fraction form
    14,688,008.01/20,269,907.51 = 8,072,476.47/x
  3. Step 3: Cross multiply
    14,688,008.01x = 20,269,907.51 × 8,072,476.47
  4. Step 4: Simplify right side
    14,688,008.01x = 163,628,351,383,188.91
  5. Step 5: Solve for x
    x = 163,628,351,383,188.91/14,688,008.01
  6. Step 6: Final answer
    x = 11,140,268.39

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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.