Home / 14,165,380.64-21,204,087.12-7,672,329.18

Finding the Fourth Proportional to 14,165,380.64, 21,204,087.12 and 7,672,329.18

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Solution

The fourth proportional to 14,165,380.64, 21,204,087.12 and 7,672,329.18 is: 11,484,671.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,380.64 : 21,204,087.12 = 7,672,329.18 : x
  2. Step 2: Convert to fraction form
    14,165,380.64/21,204,087.12 = 7,672,329.18/x
  3. Step 3: Cross multiply
    14,165,380.64x = 21,204,087.12 × 7,672,329.18
  4. Step 4: Simplify right side
    14,165,380.64x = 162,684,736,346,038.16
  5. Step 5: Solve for x
    x = 162,684,736,346,038.16/14,165,380.64
  6. Step 6: Final answer
    x = 11,484,671.01

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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.