Home / 28,775,366.88-43,165,955.70-9,343,780.38

Finding the Fourth Proportional to 28,775,366.88, 43,165,955.70 and 9,343,780.38

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Solution

The fourth proportional to 28,775,366.88, 43,165,955.70 and 9,343,780.38 is: 14,016,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,775,366.88 : 43,165,955.70 = 9,343,780.38 : x
  2. Step 2: Convert to fraction form
    28,775,366.88/43,165,955.70 = 9,343,780.38/x
  3. Step 3: Cross multiply
    28,775,366.88x = 43,165,955.70 × 9,343,780.38
  4. Step 4: Simplify right side
    28,775,366.88x = 403,333,209,953,609.25
  5. Step 5: Solve for x
    x = 403,333,209,953,609.25/28,775,366.88
  6. Step 6: Final answer
    x = 14,016,613.99

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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.