Home / 13,900,191.10-19,161,001.37-9,758,603.59

Finding the Fourth Proportional to 13,900,191.10, 19,161,001.37 and 9,758,603.59

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Solution

The fourth proportional to 13,900,191.10, 19,161,001.37 and 9,758,603.59 is: 13,451,945.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,191.10 : 19,161,001.37 = 9,758,603.59 : x
  2. Step 2: Convert to fraction form
    13,900,191.10/19,161,001.37 = 9,758,603.59/x
  3. Step 3: Cross multiply
    13,900,191.10x = 19,161,001.37 × 9,758,603.59
  4. Step 4: Simplify right side
    13,900,191.10x = 186,984,616,733,770.91
  5. Step 5: Solve for x
    x = 186,984,616,733,770.91/13,900,191.10
  6. Step 6: Final answer
    x = 13,451,945.76

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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.