Home / 12,305,092.60-18,457,638.90-4,216,983.40

Finding the Fourth Proportional to 12,305,092.60, 18,457,638.90 and 4,216,983.40

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Solution

The fourth proportional to 12,305,092.60, 18,457,638.90 and 4,216,983.40 is: 6,325,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,092.60 : 18,457,638.90 = 4,216,983.40 : x
  2. Step 2: Convert to fraction form
    12,305,092.60/18,457,638.90 = 4,216,983.40/x
  3. Step 3: Cross multiply
    12,305,092.60x = 18,457,638.90 × 4,216,983.40
  4. Step 4: Simplify right side
    12,305,092.60x = 77,835,556,844,494.27
  5. Step 5: Solve for x
    x = 77,835,556,844,494.27/12,305,092.60
  6. Step 6: Final answer
    x = 6,325,475.10

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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.