Home / 14,218,029.83-19,621,437.81-8,336,846.31

Finding the Fourth Proportional to 14,218,029.83, 19,621,437.81 and 8,336,846.31

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Solution

The fourth proportional to 14,218,029.83, 19,621,437.81 and 8,336,846.31 is: 11,505,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,029.83 : 19,621,437.81 = 8,336,846.31 : x
  2. Step 2: Convert to fraction form
    14,218,029.83/19,621,437.81 = 8,336,846.31/x
  3. Step 3: Cross multiply
    14,218,029.83x = 19,621,437.81 × 8,336,846.31
  4. Step 4: Simplify right side
    14,218,029.83x = 163,580,911,403,192.97
  5. Step 5: Solve for x
    x = 163,580,911,403,192.97/14,218,029.83
  6. Step 6: Final answer
    x = 11,505,174.30

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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.