Home / 14,226,986-19,633,241.64-7,788,458

Finding the Fourth Proportional to 14,226,986, 19,633,241.64 and 7,788,458

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Solution

The fourth proportional to 14,226,986, 19,633,241.64 and 7,788,458 is: 10,748,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226,986 : 19,633,241.64 = 7,788,458 : x
  2. Step 2: Convert to fraction form
    14,226,986/19,633,241.64 = 7,788,458/x
  3. Step 3: Cross multiply
    14,226,986x = 19,633,241.64 × 7,788,458
  4. Step 4: Simplify right side
    14,226,986x = 152,912,677,916,991.12
  5. Step 5: Solve for x
    x = 152,912,677,916,991.12/14,226,986
  6. Step 6: Final answer
    x = 10,748,072.57

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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.