Home / 30,429,015.22-41,992,076.90-16,490,370.25

Finding the Fourth Proportional to 30,429,015.22, 41,992,076.90 and 16,490,370.25

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Solution

The fourth proportional to 30,429,015.22, 41,992,076.90 and 16,490,370.25 is: 22,756,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429,015.22 : 41,992,076.90 = 16,490,370.25 : x
  2. Step 2: Convert to fraction form
    30,429,015.22/41,992,076.90 = 16,490,370.25/x
  3. Step 3: Cross multiply
    30,429,015.22x = 41,992,076.90 × 16,490,370.25
  4. Step 4: Simplify right side
    30,429,015.22x = 692,464,895,741,188.38
  5. Step 5: Solve for x
    x = 692,464,895,741,188.38/30,429,015.22
  6. Step 6: Final answer
    x = 22,756,730.40

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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.