Home / 14,388,945.08-19,856,795.82-7,862,574.41

Finding the Fourth Proportional to 14,388,945.08, 19,856,795.82 and 7,862,574.41

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Solution

The fourth proportional to 14,388,945.08, 19,856,795.82 and 7,862,574.41 is: 10,850,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,388,945.08 : 19,856,795.82 = 7,862,574.41 : x
  2. Step 2: Convert to fraction form
    14,388,945.08/19,856,795.82 = 7,862,574.41/x
  3. Step 3: Cross multiply
    14,388,945.08x = 19,856,795.82 × 7,862,574.41
  4. Step 4: Simplify right side
    14,388,945.08x = 156,125,534,579,643
  5. Step 5: Solve for x
    x = 156,125,534,579,643/14,388,945.08
  6. Step 6: Final answer
    x = 10,850,380.88

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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.