Home / 19,218,848.99-26,522,009.12-10,517,019.30

Finding the Fourth Proportional to 19,218,848.99, 26,522,009.12 and 10,517,019.30

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Solution

The fourth proportional to 19,218,848.99, 26,522,009.12 and 10,517,019.30 is: 14,513,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,848.99 : 26,522,009.12 = 10,517,019.30 : x
  2. Step 2: Convert to fraction form
    19,218,848.99/26,522,009.12 = 10,517,019.30/x
  3. Step 3: Cross multiply
    19,218,848.99x = 26,522,009.12 × 10,517,019.30
  4. Step 4: Simplify right side
    19,218,848.99x = 278,932,481,816,108.56
  5. Step 5: Solve for x
    x = 278,932,481,816,108.56/19,218,848.99
  6. Step 6: Final answer
    x = 14,513,485.28

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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.