Home / 19,296,103.17-28,916,943-10,664,090.71

Finding the Fourth Proportional to 19,296,103.17, 28,916,943 and 10,664,090.71

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Solution

The fourth proportional to 19,296,103.17, 28,916,943 and 10,664,090.71 is: 15,981,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296,103.17 : 28,916,943 = 10,664,090.71 : x
  2. Step 2: Convert to fraction form
    19,296,103.17/28,916,943 = 10,664,090.71/x
  3. Step 3: Cross multiply
    19,296,103.17x = 28,916,943 × 10,664,090.71
  4. Step 4: Simplify right side
    19,296,103.17x = 308,372,903,207,899.56
  5. Step 5: Solve for x
    x = 308,372,903,207,899.56/19,296,103.17
  6. Step 6: Final answer
    x = 15,981,097.35

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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.