Home / 56,622,988.98-84,907,648.34-19,722,009.48

Finding the Fourth Proportional to 56,622,988.98, 84,907,648.34 and 19,722,009.48

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Solution

The fourth proportional to 56,622,988.98, 84,907,648.34 and 19,722,009.48 is: 29,573,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,622,988.98 : 84,907,648.34 = 19,722,009.48 : x
  2. Step 2: Convert to fraction form
    56,622,988.98/84,907,648.34 = 19,722,009.48/x
  3. Step 3: Cross multiply
    56,622,988.98x = 84,907,648.34 × 19,722,009.48
  4. Step 4: Simplify right side
    56,622,988.98x = 1,674,549,445,142,930.25
  5. Step 5: Solve for x
    x = 1,674,549,445,142,930.25/56,622,988.98
  6. Step 6: Final answer
    x = 29,573,667.43

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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.