Home / 29,611,676.80-40,850,346.06-19,161,067.57

Finding the Fourth Proportional to 29,611,676.80, 40,850,346.06 and 19,161,067.57

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Solution

The fourth proportional to 29,611,676.80, 40,850,346.06 and 19,161,067.57 is: 26,433,364.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,611,676.80 : 40,850,346.06 = 19,161,067.57 : x
  2. Step 2: Convert to fraction form
    29,611,676.80/40,850,346.06 = 19,161,067.57/x
  3. Step 3: Cross multiply
    29,611,676.80x = 40,850,346.06 × 19,161,067.57
  4. Step 4: Simplify right side
    29,611,676.80x = 782,736,241,011,417.38
  5. Step 5: Solve for x
    x = 782,736,241,011,417.38/29,611,676.80
  6. Step 6: Final answer
    x = 26,433,364.32

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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.