Home / 14,235,645.27-19,645,087.80-7,709,123.33

Finding the Fourth Proportional to 14,235,645.27, 19,645,087.80 and 7,709,123.33

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Solution

The fourth proportional to 14,235,645.27, 19,645,087.80 and 7,709,123.33 is: 10,638,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,645.27 : 19,645,087.80 = 7,709,123.33 : x
  2. Step 2: Convert to fraction form
    14,235,645.27/19,645,087.80 = 7,709,123.33/x
  3. Step 3: Cross multiply
    14,235,645.27x = 19,645,087.80 × 7,709,123.33
  4. Step 4: Simplify right side
    14,235,645.27x = 151,446,404,639,867.41
  5. Step 5: Solve for x
    x = 151,446,404,639,867.41/14,235,645.27
  6. Step 6: Final answer
    x = 10,638,534.59

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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.