Home / 19,090,134-26,344,389.24-10,505,430

Finding the Fourth Proportional to 19,090,134, 26,344,389.24 and 10,505,430

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Solution

The fourth proportional to 19,090,134, 26,344,389.24 and 10,505,430 is: 14,497,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,134 : 26,344,389.24 = 10,505,430 : x
  2. Step 2: Convert to fraction form
    19,090,134/26,344,389.24 = 10,505,430/x
  3. Step 3: Cross multiply
    19,090,134x = 26,344,389.24 × 10,505,430
  4. Step 4: Simplify right side
    19,090,134x = 276,759,137,053,573.19
  5. Step 5: Solve for x
    x = 276,759,137,053,573.19/19,090,134
  6. Step 6: Final answer
    x = 14,497,495.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.