Home / 28,959,631.69-43,418,386.05-13,599,006.19

Finding the Fourth Proportional to 28,959,631.69, 43,418,386.05 and 13,599,006.19

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Solution

The fourth proportional to 28,959,631.69, 43,418,386.05 and 13,599,006.19 is: 20,388,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,631.69 : 43,418,386.05 = 13,599,006.19 : x
  2. Step 2: Convert to fraction form
    28,959,631.69/43,418,386.05 = 13,599,006.19/x
  3. Step 3: Cross multiply
    28,959,631.69x = 43,418,386.05 × 13,599,006.19
  4. Step 4: Simplify right side
    28,959,631.69x = 590,446,900,653,759.62
  5. Step 5: Solve for x
    x = 590,446,900,653,759.62/28,959,631.69
  6. Step 6: Final answer
    x = 20,388,619.13

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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.