Home / 18,976,185.95-28,464,278.31-4,599,254.16

Finding the Fourth Proportional to 18,976,185.95, 28,464,278.31 and 4,599,254.16

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Solution

The fourth proportional to 18,976,185.95, 28,464,278.31 and 4,599,254.16 is: 6,898,881.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976,185.95 : 28,464,278.31 = 4,599,254.16 : x
  2. Step 2: Convert to fraction form
    18,976,185.95/28,464,278.31 = 4,599,254.16/x
  3. Step 3: Cross multiply
    18,976,185.95x = 28,464,278.31 × 4,599,254.16
  4. Step 4: Simplify right side
    18,976,185.95x = 130,914,450,428,665.27
  5. Step 5: Solve for x
    x = 130,914,450,428,665.27/18,976,185.95
  6. Step 6: Final answer
    x = 6,898,881.09

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1.5x scale

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.