Home / 11,322,641.60-16,983,962.40-7,543,505.60

Finding the Fourth Proportional to 11,322,641.60, 16,983,962.40 and 7,543,505.60

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Solution

The fourth proportional to 11,322,641.60, 16,983,962.40 and 7,543,505.60 is: 11,315,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322,641.60 : 16,983,962.40 = 7,543,505.60 : x
  2. Step 2: Convert to fraction form
    11,322,641.60/16,983,962.40 = 7,543,505.60/x
  3. Step 3: Cross multiply
    11,322,641.60x = 16,983,962.40 × 7,543,505.60
  4. Step 4: Simplify right side
    11,322,641.60x = 128,118,615,474,589.42
  5. Step 5: Solve for x
    x = 128,118,615,474,589.42/11,322,641.60
  6. Step 6: Final answer
    x = 11,315,258.40

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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.