Home / 20,037,468.49-27,651,759.24-10,870,111.24

Finding the Fourth Proportional to 20,037,468.49, 27,651,759.24 and 10,870,111.24

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Solution

The fourth proportional to 20,037,468.49, 27,651,759.24 and 10,870,111.24 is: 15,000,782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037,468.49 : 27,651,759.24 = 10,870,111.24 : x
  2. Step 2: Convert to fraction form
    20,037,468.49/27,651,759.24 = 10,870,111.24/x
  3. Step 3: Cross multiply
    20,037,468.49x = 27,651,759.24 × 10,870,111.24
  4. Step 4: Simplify right side
    20,037,468.49x = 300,577,698,892,131.38
  5. Step 5: Solve for x
    x = 300,577,698,892,131.38/20,037,468.49
  6. Step 6: Final answer
    x = 15,000,782.11

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Double scale
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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.