Home / 26,428,647.60-39,631,161.60-10,249,221.60

Finding the Fourth Proportional to 26,428,647.60, 39,631,161.60 and 10,249,221.60

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Solution

The fourth proportional to 26,428,647.60, 39,631,161.60 and 10,249,221.60 is: 15,369,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428,647.60 : 39,631,161.60 = 10,249,221.60 : x
  2. Step 2: Convert to fraction form
    26,428,647.60/39,631,161.60 = 10,249,221.60/x
  3. Step 3: Cross multiply
    26,428,647.60x = 39,631,161.60 × 10,249,221.60
  4. Step 4: Simplify right side
    26,428,647.60x = 406,188,557,503,810.56
  5. Step 5: Solve for x
    x = 406,188,557,503,810.56/26,428,647.60
  6. Step 6: Final answer
    x = 15,369,252.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.