Home / 19,090,116-26,344,364.40-10,505,412

Finding the Fourth Proportional to 19,090,116, 26,344,364.40 and 10,505,412

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Solution

The fourth proportional to 19,090,116, 26,344,364.40 and 10,505,412 is: 14,497,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,116 : 26,344,364.40 = 10,505,412 : x
  2. Step 2: Convert to fraction form
    19,090,116/26,344,364.40 = 10,505,412/x
  3. Step 3: Cross multiply
    19,090,116x = 26,344,364.40 × 10,505,412
  4. Step 4: Simplify right side
    19,090,116x = 276,758,401,900,132.78
  5. Step 5: Solve for x
    x = 276,758,401,900,132.78/19,090,116
  6. Step 6: Final answer
    x = 14,497,470.94

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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.