Home / 28,140,829.60-42,211,244.40-16,794,090.40

Finding the Fourth Proportional to 28,140,829.60, 42,211,244.40 and 16,794,090.40

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Solution

The fourth proportional to 28,140,829.60, 42,211,244.40 and 16,794,090.40 is: 25,191,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,140,829.60 : 42,211,244.40 = 16,794,090.40 : x
  2. Step 2: Convert to fraction form
    28,140,829.60/42,211,244.40 = 16,794,090.40/x
  3. Step 3: Cross multiply
    28,140,829.60x = 42,211,244.40 × 16,794,090.40
  4. Step 4: Simplify right side
    28,140,829.60x = 708,899,454,350,093.62
  5. Step 5: Solve for x
    x = 708,899,454,350,093.62/28,140,829.60
  6. Step 6: Final answer
    x = 25,191,135.60

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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.