Home / 18,628,782.52-25,707,523.48-10,368,713.16

Finding the Fourth Proportional to 18,628,782.52, 25,707,523.48 and 10,368,713.16

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Solution

The fourth proportional to 18,628,782.52, 25,707,523.48 and 10,368,713.16 is: 14,308,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,782.52 : 25,707,523.48 = 10,368,713.16 : x
  2. Step 2: Convert to fraction form
    18,628,782.52/25,707,523.48 = 10,368,713.16/x
  3. Step 3: Cross multiply
    18,628,782.52x = 25,707,523.48 × 10,368,713.16
  4. Step 4: Simplify right side
    18,628,782.52x = 266,553,937,018,085
  5. Step 5: Solve for x
    x = 266,553,937,018,085/18,628,782.52
  6. Step 6: Final answer
    x = 14,308,714.85

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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.