Home / 15,383,978.14-23,076,006.31-6,286,075.76

Finding the Fourth Proportional to 15,383,978.14, 23,076,006.31 and 6,286,075.76

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Solution

The fourth proportional to 15,383,978.14, 23,076,006.31 and 6,286,075.76 is: 9,429,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,978.14 : 23,076,006.31 = 6,286,075.76 : x
  2. Step 2: Convert to fraction form
    15,383,978.14/23,076,006.31 = 6,286,075.76/x
  3. Step 3: Cross multiply
    15,383,978.14x = 23,076,006.31 × 6,286,075.76
  4. Step 4: Simplify right side
    15,383,978.14x = 145,057,523,881,910.66
  5. Step 5: Solve for x
    x = 145,057,523,881,910.66/15,383,978.14
  6. Step 6: Final answer
    x = 9,429,129.61

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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.