Home / 14,140,186.80-21,219,580.38-7,754,923.14

Finding the Fourth Proportional to 14,140,186.80, 21,219,580.38 and 7,754,923.14

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Solution

The fourth proportional to 14,140,186.80, 21,219,580.38 and 7,754,923.14 is: 11,637,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140,186.80 : 21,219,580.38 = 7,754,923.14 : x
  2. Step 2: Convert to fraction form
    14,140,186.80/21,219,580.38 = 7,754,923.14/x
  3. Step 3: Cross multiply
    14,140,186.80x = 21,219,580.38 × 7,754,923.14
  4. Step 4: Simplify right side
    14,140,186.80x = 164,556,214,909,951.97
  5. Step 5: Solve for x
    x = 164,556,214,909,951.97/14,140,186.80
  6. Step 6: Final answer
    x = 11,637,485.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.