Home / 13,807,163.31-20,710,744.38-13,116,751.35

Finding the Fourth Proportional to 13,807,163.31, 20,710,744.38 and 13,116,751.35

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Solution

The fourth proportional to 13,807,163.31, 20,710,744.38 and 13,116,751.35 is: 19,675,126.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,163.31 : 20,710,744.38 = 13,116,751.35 : x
  2. Step 2: Convert to fraction form
    13,807,163.31/20,710,744.38 = 13,116,751.35/x
  3. Step 3: Cross multiply
    13,807,163.31x = 20,710,744.38 × 13,116,751.35
  4. Step 4: Simplify right side
    13,807,163.31x = 271,657,684,305,869.91
  5. Step 5: Solve for x
    x = 271,657,684,305,869.91/13,807,163.31
  6. Step 6: Final answer
    x = 19,675,126.47

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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.