Home / 11,125,679.20-16,688,518.80-4,033,045.60

Finding the Fourth Proportional to 11,125,679.20, 16,688,518.80 and 4,033,045.60

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Solution

The fourth proportional to 11,125,679.20, 16,688,518.80 and 4,033,045.60 is: 6,049,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125,679.20 : 16,688,518.80 = 4,033,045.60 : x
  2. Step 2: Convert to fraction form
    11,125,679.20/16,688,518.80 = 4,033,045.60/x
  3. Step 3: Cross multiply
    11,125,679.20x = 16,688,518.80 × 4,033,045.60
  4. Step 4: Simplify right side
    11,125,679.20x = 67,305,557,316,857.28
  5. Step 5: Solve for x
    x = 67,305,557,316,857.28/11,125,679.20
  6. Step 6: Final answer
    x = 6,049,568.40

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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.