Home / 19,973,486.54-27,582,447.86-18,885,345.50

Finding the Fourth Proportional to 19,973,486.54, 27,582,447.86 and 18,885,345.50

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Solution

The fourth proportional to 19,973,486.54, 27,582,447.86 and 18,885,345.50 is: 26,079,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,486.54 : 27,582,447.86 = 18,885,345.50 : x
  2. Step 2: Convert to fraction form
    19,973,486.54/27,582,447.86 = 18,885,345.50/x
  3. Step 3: Cross multiply
    19,973,486.54x = 27,582,447.86 × 18,885,345.50
  4. Step 4: Simplify right side
    19,973,486.54x = 520,904,057,339,496.69
  5. Step 5: Solve for x
    x = 520,904,057,339,496.69/19,973,486.54
  6. Step 6: Final answer
    x = 26,079,776.13

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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.