Home / 14,256,181.87-21,384,447.75-9,429,385.39

Finding the Fourth Proportional to 14,256,181.87, 21,384,447.75 and 9,429,385.39

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Solution

The fourth proportional to 14,256,181.87, 21,384,447.75 and 9,429,385.39 is: 14,144,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,181.87 : 21,384,447.75 = 9,429,385.39 : x
  2. Step 2: Convert to fraction form
    14,256,181.87/21,384,447.75 = 9,429,385.39/x
  3. Step 3: Cross multiply
    14,256,181.87x = 21,384,447.75 × 9,429,385.39
  4. Step 4: Simplify right side
    14,256,181.87x = 201,642,199,133,607.25
  5. Step 5: Solve for x
    x = 201,642,199,133,607.25/14,256,181.87
  6. Step 6: Final answer
    x = 14,144,193.80

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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.