Home / 31,705,890.40-47,560,390.80-16,589,346.40

Finding the Fourth Proportional to 31,705,890.40, 47,560,390.80 and 16,589,346.40

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Solution

The fourth proportional to 31,705,890.40, 47,560,390.80 and 16,589,346.40 is: 24,884,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,705,890.40 : 47,560,390.80 = 16,589,346.40 : x
  2. Step 2: Convert to fraction form
    31,705,890.40/47,560,390.80 = 16,589,346.40/x
  3. Step 3: Cross multiply
    31,705,890.40x = 47,560,390.80 × 16,589,346.40
  4. Step 4: Simplify right side
    31,705,890.40x = 788,995,797,900,573.12
  5. Step 5: Solve for x
    x = 788,995,797,900,573.12/31,705,890.40
  6. Step 6: Final answer
    x = 24,884,833.32

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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.