Home / 51,714,686-71,366,816.40-28,510,643.36

Finding the Fourth Proportional to 51,714,686, 71,366,816.40 and 28,510,643.36

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Solution

The fourth proportional to 51,714,686, 71,366,816.40 and 28,510,643.36 is: 39,344,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714,686 : 71,366,816.40 = 28,510,643.36 : x
  2. Step 2: Convert to fraction form
    51,714,686/71,366,816.40 = 28,510,643.36/x
  3. Step 3: Cross multiply
    51,714,686x = 71,366,816.40 × 28,510,643.36
  4. Step 4: Simplify right side
    51,714,686x = 2,034,713,850,118,999.25
  5. Step 5: Solve for x
    x = 2,034,713,850,118,999.25/51,714,686
  6. Step 6: Final answer
    x = 39,344,990.90

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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.