Home / 56,722,154.48-85,065,385.08-18,374,771.60

Finding the Fourth Proportional to 56,722,154.48, 85,065,385.08 and 18,374,771.60

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Solution

The fourth proportional to 56,722,154.48, 85,065,385.08 and 18,374,771.60 is: 27,556,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,722,154.48 : 85,065,385.08 = 18,374,771.60 : x
  2. Step 2: Convert to fraction form
    56,722,154.48/85,065,385.08 = 18,374,771.60/x
  3. Step 3: Cross multiply
    56,722,154.48x = 85,065,385.08 × 18,374,771.60
  4. Step 4: Simplify right side
    56,722,154.48x = 1,563,057,021,911,047.75
  5. Step 5: Solve for x
    x = 1,563,057,021,911,047.75/56,722,154.48
  6. Step 6: Final answer
    x = 27,556,376.10

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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.