Home / 19,296,097.17-28,916,933.81-10,664,084.72

Finding the Fourth Proportional to 19,296,097.17, 28,916,933.81 and 10,664,084.72

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Solution

The fourth proportional to 19,296,097.17, 28,916,933.81 and 10,664,084.72 is: 15,981,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296,097.17 : 28,916,933.81 = 10,664,084.72 : x
  2. Step 2: Convert to fraction form
    19,296,097.17/28,916,933.81 = 10,664,084.72/x
  3. Step 3: Cross multiply
    19,296,097.17x = 28,916,933.81 × 10,664,084.72
  4. Step 4: Simplify right side
    19,296,097.17x = 308,372,631,794,567.31
  5. Step 5: Solve for x
    x = 308,372,631,794,567.31/19,296,097.17
  6. Step 6: Final answer
    x = 15,981,088.25

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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.