Home / 13,901,748.48-19,184,141.52-7,622,200.80

Finding the Fourth Proportional to 13,901,748.48, 19,184,141.52 and 7,622,200.80

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Solution

The fourth proportional to 13,901,748.48, 19,184,141.52 and 7,622,200.80 is: 10,518,488.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,748.48 : 19,184,141.52 = 7,622,200.80 : x
  2. Step 2: Convert to fraction form
    13,901,748.48/19,184,141.52 = 7,622,200.80/x
  3. Step 3: Cross multiply
    13,901,748.48x = 19,184,141.52 × 7,622,200.80
  4. Step 4: Simplify right side
    13,901,748.48x = 146,225,378,841,057.22
  5. Step 5: Solve for x
    x = 146,225,378,841,057.22/13,901,748.48
  6. Step 6: Final answer
    x = 10,518,488.31

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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.