Home / 14,482,131.12-21,690,129.24-6,914,411.28

Finding the Fourth Proportional to 14,482,131.12, 21,690,129.24 and 6,914,411.28

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Solution

The fourth proportional to 14,482,131.12, 21,690,129.24 and 6,914,411.28 is: 10,355,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,131.12 : 21,690,129.24 = 6,914,411.28 : x
  2. Step 2: Convert to fraction form
    14,482,131.12/21,690,129.24 = 6,914,411.28/x
  3. Step 3: Cross multiply
    14,482,131.12x = 21,690,129.24 × 6,914,411.28
  4. Step 4: Simplify right side
    14,482,131.12x = 149,974,474,281,713.81
  5. Step 5: Solve for x
    x = 149,974,474,281,713.81/14,482,131.12
  6. Step 6: Final answer
    x = 10,355,829.06

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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.