Home / 14,809,263.84-20,436,832.16-8,283,005.28

Finding the Fourth Proportional to 14,809,263.84, 20,436,832.16 and 8,283,005.28

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Solution

The fourth proportional to 14,809,263.84, 20,436,832.16 and 8,283,005.28 is: 11,430,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809,263.84 : 20,436,832.16 = 8,283,005.28 : x
  2. Step 2: Convert to fraction form
    14,809,263.84/20,436,832.16 = 8,283,005.28/x
  3. Step 3: Cross multiply
    14,809,263.84x = 20,436,832.16 × 8,283,005.28
  4. Step 4: Simplify right side
    14,809,263.84x = 169,278,388,687,753.81
  5. Step 5: Solve for x
    x = 169,278,388,687,753.81/14,809,263.84
  6. Step 6: Final answer
    x = 11,430,574.17

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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.