Home / 5,321,965.60-7,982,948.40-3,642,349.60

Finding the Fourth Proportional to 5,321,965.60, 7,982,948.40 and 3,642,349.60

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Solution

The fourth proportional to 5,321,965.60, 7,982,948.40 and 3,642,349.60 is: 5,463,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,965.60 : 7,982,948.40 = 3,642,349.60 : x
  2. Step 2: Convert to fraction form
    5,321,965.60/7,982,948.40 = 3,642,349.60/x
  3. Step 3: Cross multiply
    5,321,965.60x = 7,982,948.40 × 3,642,349.60
  4. Step 4: Simplify right side
    5,321,965.60x = 29,076,688,911,560.64
  5. Step 5: Solve for x
    x = 29,076,688,911,560.64/5,321,965.60
  6. Step 6: Final answer
    x = 5,463,524.40

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1.5x scale

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.