Home / 14,389,342.92-19,857,346.11-7,862,973.36

Finding the Fourth Proportional to 14,389,342.92, 19,857,346.11 and 7,862,973.36

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Solution

The fourth proportional to 14,389,342.92, 19,857,346.11 and 7,862,973.36 is: 10,850,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,342.92 : 19,857,346.11 = 7,862,973.36 : x
  2. Step 2: Convert to fraction form
    14,389,342.92/19,857,346.11 = 7,862,973.36/x
  3. Step 3: Cross multiply
    14,389,342.92x = 19,857,346.11 × 7,862,973.36
  4. Step 4: Simplify right side
    14,389,342.92x = 156,137,783,463,229.62
  5. Step 5: Solve for x
    x = 156,137,783,463,229.62/14,389,342.92
  6. Step 6: Final answer
    x = 10,850,932.13

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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.