Home / 56,622,987.02-84,907,645.38-19,722,007.51

Finding the Fourth Proportional to 56,622,987.02, 84,907,645.38 and 19,722,007.51

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Solution

The fourth proportional to 56,622,987.02, 84,907,645.38 and 19,722,007.51 is: 29,573,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,622,987.02 : 84,907,645.38 = 19,722,007.51 : x
  2. Step 2: Convert to fraction form
    56,622,987.02/84,907,645.38 = 19,722,007.51/x
  3. Step 3: Cross multiply
    56,622,987.02x = 84,907,645.38 × 19,722,007.51
  4. Step 4: Simplify right side
    56,622,987.02x = 1,674,549,219,628,507.50
  5. Step 5: Solve for x
    x = 1,674,549,219,628,507.50/56,622,987.02
  6. Step 6: Final answer
    x = 29,573,664.47

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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.