Home / 10,219,564.80-15,322,348.80-4,830,796.80

Finding the Fourth Proportional to 10,219,564.80, 15,322,348.80 and 4,830,796.80

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Solution

The fourth proportional to 10,219,564.80, 15,322,348.80 and 4,830,796.80 is: 7,242,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,564.80 : 15,322,348.80 = 4,830,796.80 : x
  2. Step 2: Convert to fraction form
    10,219,564.80/15,322,348.80 = 4,830,796.80/x
  3. Step 3: Cross multiply
    10,219,564.80x = 15,322,348.80 × 4,830,796.80
  4. Step 4: Simplify right side
    10,219,564.80x = 74,019,153,551,523.84
  5. Step 5: Solve for x
    x = 74,019,153,551,523.84/10,219,564.80
  6. Step 6: Final answer
    x = 7,242,887.05

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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.