Home / 14,419,203.71-19,898,005.79-8,226,255.31

Finding the Fourth Proportional to 14,419,203.71, 19,898,005.79 and 8,226,255.31

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Solution

The fourth proportional to 14,419,203.71, 19,898,005.79 and 8,226,255.31 is: 11,351,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,203.71 : 19,898,005.79 = 8,226,255.31 : x
  2. Step 2: Convert to fraction form
    14,419,203.71/19,898,005.79 = 8,226,255.31/x
  3. Step 3: Cross multiply
    14,419,203.71x = 19,898,005.79 × 8,226,255.31
  4. Step 4: Simplify right side
    14,419,203.71x = 163,686,075,759,218.88
  5. Step 5: Solve for x
    x = 163,686,075,759,218.88/14,419,203.71
  6. Step 6: Final answer
    x = 11,351,949.74

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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.