Home / 21,543,810.57-32,287,795.16-8,749,452.33

Finding the Fourth Proportional to 21,543,810.57, 32,287,795.16 and 8,749,452.33

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Solution

The fourth proportional to 21,543,810.57, 32,287,795.16 and 8,749,452.33 is: 13,112,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543,810.57 : 32,287,795.16 = 8,749,452.33 : x
  2. Step 2: Convert to fraction form
    21,543,810.57/32,287,795.16 = 8,749,452.33/x
  3. Step 3: Cross multiply
    21,543,810.57x = 32,287,795.16 × 8,749,452.33
  4. Step 4: Simplify right side
    21,543,810.57x = 282,500,524,549,477.50
  5. Step 5: Solve for x
    x = 282,500,524,549,477.50/21,543,810.57
  6. Step 6: Final answer
    x = 13,112,839.24

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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.