Home / 14,339,565.09-19,788,602.66-7,813,194.56

Finding the Fourth Proportional to 14,339,565.09, 19,788,602.66 and 7,813,194.56

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Solution

The fourth proportional to 14,339,565.09, 19,788,602.66 and 7,813,194.56 is: 10,782,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,565.09 : 19,788,602.66 = 7,813,194.56 : x
  2. Step 2: Convert to fraction form
    14,339,565.09/19,788,602.66 = 7,813,194.56/x
  3. Step 3: Cross multiply
    14,339,565.09x = 19,788,602.66 × 7,813,194.56
  4. Step 4: Simplify right side
    14,339,565.09x = 154,612,202,515,104.56
  5. Step 5: Solve for x
    x = 154,612,202,515,104.56/14,339,565.09
  6. Step 6: Final answer
    x = 10,782,210.03

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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.