Home / 28,596,255.68-39,462,880.52-15,543,481.52

Finding the Fourth Proportional to 28,596,255.68, 39,462,880.52 and 15,543,481.52

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Solution

The fourth proportional to 28,596,255.68, 39,462,880.52 and 15,543,481.52 is: 21,450,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596,255.68 : 39,462,880.52 = 15,543,481.52 : x
  2. Step 2: Convert to fraction form
    28,596,255.68/39,462,880.52 = 15,543,481.52/x
  3. Step 3: Cross multiply
    28,596,255.68x = 39,462,880.52 × 15,543,481.52
  4. Step 4: Simplify right side
    28,596,255.68x = 613,390,554,088,588
  5. Step 5: Solve for x
    x = 613,390,554,088,588/28,596,255.68
  6. Step 6: Final answer
    x = 21,450,030.41

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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.