Home / 14,606,973.75-20,158,217.30-8,080,490.69

Finding the Fourth Proportional to 14,606,973.75, 20,158,217.30 and 8,080,490.69

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Solution

The fourth proportional to 14,606,973.75, 20,158,217.30 and 8,080,490.69 is: 11,151,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606,973.75 : 20,158,217.30 = 8,080,490.69 : x
  2. Step 2: Convert to fraction form
    14,606,973.75/20,158,217.30 = 8,080,490.69/x
  3. Step 3: Cross multiply
    14,606,973.75x = 20,158,217.30 × 8,080,490.69
  4. Step 4: Simplify right side
    14,606,973.75x = 162,888,287,139,057.06
  5. Step 5: Solve for x
    x = 162,888,287,139,057.06/14,606,973.75
  6. Step 6: Final answer
    x = 11,151,405.48

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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.