Home / 21,766,159.22-32,648,162.74-8,118,242.42

Finding the Fourth Proportional to 21,766,159.22, 32,648,162.74 and 8,118,242.42

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Solution

The fourth proportional to 21,766,159.22, 32,648,162.74 and 8,118,242.42 is: 12,176,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766,159.22 : 32,648,162.74 = 8,118,242.42 : x
  2. Step 2: Convert to fraction form
    21,766,159.22/32,648,162.74 = 8,118,242.42/x
  3. Step 3: Cross multiply
    21,766,159.22x = 32,648,162.74 × 8,118,242.42
  4. Step 4: Simplify right side
    21,766,159.22x = 265,045,699,507,395.03
  5. Step 5: Solve for x
    x = 265,045,699,507,395.03/21,766,159.22
  6. Step 6: Final answer
    x = 12,176,962.27

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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.