Home / 14,172,790.50-19,558,454.94-8,293,554.72

Finding the Fourth Proportional to 14,172,790.50, 19,558,454.94 and 8,293,554.72

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Solution

The fourth proportional to 14,172,790.50, 19,558,454.94 and 8,293,554.72 is: 11,445,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172,790.50 : 19,558,454.94 = 8,293,554.72 : x
  2. Step 2: Convert to fraction form
    14,172,790.50/19,558,454.94 = 8,293,554.72/x
  3. Step 3: Cross multiply
    14,172,790.50x = 19,558,454.94 × 8,293,554.72
  4. Step 4: Simplify right side
    14,172,790.50x = 162,209,116,283,544.31
  5. Step 5: Solve for x
    x = 162,209,116,283,544.31/14,172,790.50
  6. Step 6: Final answer
    x = 11,445,107.88

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1.5x scale

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.