Home / 18,028,690.15-24,888,171.48-12,078,342.74

Finding the Fourth Proportional to 18,028,690.15, 24,888,171.48 and 12,078,342.74

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Solution

The fourth proportional to 18,028,690.15, 24,888,171.48 and 12,078,342.74 is: 16,673,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,690.15 : 24,888,171.48 = 12,078,342.74 : x
  2. Step 2: Convert to fraction form
    18,028,690.15/24,888,171.48 = 12,078,342.74/x
  3. Step 3: Cross multiply
    18,028,690.15x = 24,888,171.48 × 12,078,342.74
  4. Step 4: Simplify right side
    18,028,690.15x = 300,607,865,307,333.06
  5. Step 5: Solve for x
    x = 300,607,865,307,333.06/18,028,690.15
  6. Step 6: Final answer
    x = 16,673,860.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.