Home / 18,153,927.63-25,052,110.52-9,894,087.63

Finding the Fourth Proportional to 18,153,927.63, 25,052,110.52 and 9,894,087.63

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Solution

The fourth proportional to 18,153,927.63, 25,052,110.52 and 9,894,087.63 is: 13,653,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,927.63 : 25,052,110.52 = 9,894,087.63 : x
  2. Step 2: Convert to fraction form
    18,153,927.63/25,052,110.52 = 9,894,087.63/x
  3. Step 3: Cross multiply
    18,153,927.63x = 25,052,110.52 × 9,894,087.63
  4. Step 4: Simplify right side
    18,153,927.63x = 247,867,776,751,854.47
  5. Step 5: Solve for x
    x = 247,867,776,751,854.47/18,153,927.63
  6. Step 6: Final answer
    x = 13,653,672.19

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1.5x scale

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.