Home / 9,126,276.63-13,702,872.10-5,090,649.27

Finding the Fourth Proportional to 9,126,276.63, 13,702,872.10 and 5,090,649.27

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Solution

The fourth proportional to 9,126,276.63, 13,702,872.10 and 5,090,649.27 is: 7,643,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,276.63 : 13,702,872.10 = 5,090,649.27 : x
  2. Step 2: Convert to fraction form
    9,126,276.63/13,702,872.10 = 5,090,649.27/x
  3. Step 3: Cross multiply
    9,126,276.63x = 13,702,872.10 × 5,090,649.27
  4. Step 4: Simplify right side
    9,126,276.63x = 69,756,515,852,768.36
  5. Step 5: Solve for x
    x = 69,756,515,852,768.36/9,126,276.63
  6. Step 6: Final answer
    x = 7,643,480.32

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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.