Home / 56,485,076.34-84,694,693.10-21,901,075.31

Finding the Fourth Proportional to 56,485,076.34, 84,694,693.10 and 21,901,075.31

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Solution

The fourth proportional to 56,485,076.34, 84,694,693.10 and 21,901,075.31 is: 32,838,848.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485,076.34 : 84,694,693.10 = 21,901,075.31 : x
  2. Step 2: Convert to fraction form
    56,485,076.34/84,694,693.10 = 21,901,075.31/x
  3. Step 3: Cross multiply
    56,485,076.34x = 84,694,693.10 × 21,901,075.31
  4. Step 4: Simplify right side
    56,485,076.34x = 1,854,904,852,042,668.75
  5. Step 5: Solve for x
    x = 1,854,904,852,042,668.75/56,485,076.34
  6. Step 6: Final answer
    x = 32,838,848.28

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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.