Home / 16,643,529.80-24,968,027.10-5,128,999.04

Finding the Fourth Proportional to 16,643,529.80, 24,968,027.10 and 5,128,999.04

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Solution

The fourth proportional to 16,643,529.80, 24,968,027.10 and 5,128,999.04 is: 7,694,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,643,529.80 : 24,968,027.10 = 5,128,999.04 : x
  2. Step 2: Convert to fraction form
    16,643,529.80/24,968,027.10 = 5,128,999.04/x
  3. Step 3: Cross multiply
    16,643,529.80x = 24,968,027.10 × 5,128,999.04
  4. Step 4: Simplify right side
    16,643,529.80x = 128,060,987,026,594
  5. Step 5: Solve for x
    x = 128,060,987,026,594/16,643,529.80
  6. Step 6: Final answer
    x = 7,694,340.60

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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.