Home / 12,770,427.60-19,155,641.40-11,384,744.40

Finding the Fourth Proportional to 12,770,427.60, 19,155,641.40 and 11,384,744.40

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Solution

The fourth proportional to 12,770,427.60, 19,155,641.40 and 11,384,744.40 is: 17,077,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770,427.60 : 19,155,641.40 = 11,384,744.40 : x
  2. Step 2: Convert to fraction form
    12,770,427.60/19,155,641.40 = 11,384,744.40/x
  3. Step 3: Cross multiply
    12,770,427.60x = 19,155,641.40 × 11,384,744.40
  4. Step 4: Simplify right side
    12,770,427.60x = 218,082,081,157,058.16
  5. Step 5: Solve for x
    x = 218,082,081,157,058.16/12,770,427.60
  6. Step 6: Final answer
    x = 17,077,116.60

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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.