Home / 13,007,844-19,603,188.27-11,712,581.10

Finding the Fourth Proportional to 13,007,844, 19,603,188.27 and 11,712,581.10

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Solution

The fourth proportional to 13,007,844, 19,603,188.27 and 11,712,581.10 is: 17,651,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,844 : 19,603,188.27 = 11,712,581.10 : x
  2. Step 2: Convert to fraction form
    13,007,844/19,603,188.27 = 11,712,581.10/x
  3. Step 3: Cross multiply
    13,007,844x = 19,603,188.27 × 11,712,581.10
  4. Step 4: Simplify right side
    13,007,844x = 229,603,932,430,943.69
  5. Step 5: Solve for x
    x = 229,603,932,430,943.69/13,007,844
  6. Step 6: Final answer
    x = 17,651,190.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.