Home / 14,200,539.20-21,306,057.60-5,686,985.60

Finding the Fourth Proportional to 14,200,539.20, 21,306,057.60 and 5,686,985.60

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Solution

The fourth proportional to 14,200,539.20, 21,306,057.60 and 5,686,985.60 is: 8,532,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200,539.20 : 21,306,057.60 = 5,686,985.60 : x
  2. Step 2: Convert to fraction form
    14,200,539.20/21,306,057.60 = 5,686,985.60/x
  3. Step 3: Cross multiply
    14,200,539.20x = 21,306,057.60 × 5,686,985.60
  4. Step 4: Simplify right side
    14,200,539.20x = 121,167,242,763,970.56
  5. Step 5: Solve for x
    x = 121,167,242,763,970.56/14,200,539.20
  6. Step 6: Final answer
    x = 8,532,580.42

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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.