Home / 13,594,329.51-18,747,134.31-9,133,971.28

Finding the Fourth Proportional to 13,594,329.51, 18,747,134.31 and 9,133,971.28

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Solution

The fourth proportional to 13,594,329.51, 18,747,134.31 and 9,133,971.28 is: 12,596,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,329.51 : 18,747,134.31 = 9,133,971.28 : x
  2. Step 2: Convert to fraction form
    13,594,329.51/18,747,134.31 = 9,133,971.28/x
  3. Step 3: Cross multiply
    13,594,329.51x = 18,747,134.31 × 9,133,971.28
  4. Step 4: Simplify right side
    13,594,329.51x = 171,235,786,369,842.59
  5. Step 5: Solve for x
    x = 171,235,786,369,842.59/13,594,329.51
  6. Step 6: Final answer
    x = 12,596,118.57

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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.