Home / 19,261,145.35-28,892,733.96-4,884,337.49

Finding the Fourth Proportional to 19,261,145.35, 28,892,733.96 and 4,884,337.49

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Solution

The fourth proportional to 19,261,145.35, 28,892,733.96 and 4,884,337.49 is: 7,326,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,145.35 : 28,892,733.96 = 4,884,337.49 : x
  2. Step 2: Convert to fraction form
    19,261,145.35/28,892,733.96 = 4,884,337.49/x
  3. Step 3: Cross multiply
    19,261,145.35x = 28,892,733.96 × 4,884,337.49
  4. Step 4: Simplify right side
    19,261,145.35x = 141,121,863,669,424.16
  5. Step 5: Solve for x
    x = 141,121,863,669,424.16/19,261,145.35
  6. Step 6: Final answer
    x = 7,326,763.86

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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.