Home / 12,804,313.60-19,206,470.40-11,348,646.40

Finding the Fourth Proportional to 12,804,313.60, 19,206,470.40 and 11,348,646.40

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Solution

The fourth proportional to 12,804,313.60, 19,206,470.40 and 11,348,646.40 is: 17,022,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,313.60 : 19,206,470.40 = 11,348,646.40 : x
  2. Step 2: Convert to fraction form
    12,804,313.60/19,206,470.40 = 11,348,646.40/x
  3. Step 3: Cross multiply
    12,804,313.60x = 19,206,470.40 × 11,348,646.40
  4. Step 4: Simplify right side
    12,804,313.60x = 217,967,441,161,666.56
  5. Step 5: Solve for x
    x = 217,967,441,161,666.56/12,804,313.60
  6. Step 6: Final answer
    x = 17,022,969.60

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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.