Home / 19,296,102.17-28,916,941.50-10,664,089.71

Finding the Fourth Proportional to 19,296,102.17, 28,916,941.50 and 10,664,089.71

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Solution

The fourth proportional to 19,296,102.17, 28,916,941.50 and 10,664,089.71 is: 15,981,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296,102.17 : 28,916,941.50 = 10,664,089.71 : x
  2. Step 2: Convert to fraction form
    19,296,102.17/28,916,941.50 = 10,664,089.71/x
  3. Step 3: Cross multiply
    19,296,102.17x = 28,916,941.50 × 10,664,089.71
  4. Step 4: Simplify right side
    19,296,102.17x = 308,372,858,294,822
  5. Step 5: Solve for x
    x = 308,372,858,294,822/19,296,102.17
  6. Step 6: Final answer
    x = 15,981,095.85

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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.