Home / 13,868,385.26-19,138,935.70-7,673,331.20

Finding the Fourth Proportional to 13,868,385.26, 19,138,935.70 and 7,673,331.20

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Solution

The fourth proportional to 13,868,385.26, 19,138,935.70 and 7,673,331.20 is: 10,589,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,385.26 : 19,138,935.70 = 7,673,331.20 : x
  2. Step 2: Convert to fraction form
    13,868,385.26/19,138,935.70 = 7,673,331.20/x
  3. Step 3: Cross multiply
    13,868,385.26x = 19,138,935.70 × 7,673,331.20
  4. Step 4: Simplify right side
    13,868,385.26x = 146,859,392,441,603.84
  5. Step 5: Solve for x
    x = 146,859,392,441,603.84/13,868,385.26
  6. Step 6: Final answer
    x = 10,589,509.14

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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.