Home / 13,057,039.20-19,572,080.40-5,872,015.20

Finding the Fourth Proportional to 13,057,039.20, 19,572,080.40 and 5,872,015.20

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Solution

The fourth proportional to 13,057,039.20, 19,572,080.40 and 5,872,015.20 is: 8,801,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,039.20 : 19,572,080.40 = 5,872,015.20 : x
  2. Step 2: Convert to fraction form
    13,057,039.20/19,572,080.40 = 5,872,015.20/x
  3. Step 3: Cross multiply
    13,057,039.20x = 19,572,080.40 × 5,872,015.20
  4. Step 4: Simplify right side
    13,057,039.20x = 114,927,553,604,422.08
  5. Step 5: Solve for x
    x = 114,927,553,604,422.08/13,057,039.20
  6. Step 6: Final answer
    x = 8,801,961.29

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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.