Home / 10,069,580.40-13,895,979.48-5,485,887.60

Finding the Fourth Proportional to 10,069,580.40, 13,895,979.48 and 5,485,887.60

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Solution

The fourth proportional to 10,069,580.40, 13,895,979.48 and 5,485,887.60 is: 7,570,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069,580.40 : 13,895,979.48 = 5,485,887.60 : x
  2. Step 2: Convert to fraction form
    10,069,580.40/13,895,979.48 = 5,485,887.60/x
  3. Step 3: Cross multiply
    10,069,580.40x = 13,895,979.48 × 5,485,887.60
  4. Step 4: Simplify right side
    10,069,580.40x = 76,231,781,519,186.44
  5. Step 5: Solve for x
    x = 76,231,781,519,186.44/10,069,580.40
  6. Step 6: Final answer
    x = 7,570,502.29

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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.