Home / 12,342,582.19-18,500,486.82-6,179,700.91

Finding the Fourth Proportional to 12,342,582.19, 18,500,486.82 and 6,179,700.91

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Solution

The fourth proportional to 12,342,582.19, 18,500,486.82 and 6,179,700.91 is: 9,262,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342,582.19 : 18,500,486.82 = 6,179,700.91 : x
  2. Step 2: Convert to fraction form
    12,342,582.19/18,500,486.82 = 6,179,700.91/x
  3. Step 3: Cross multiply
    12,342,582.19x = 18,500,486.82 × 6,179,700.91
  4. Step 4: Simplify right side
    12,342,582.19x = 114,327,475,237,021.12
  5. Step 5: Solve for x
    x = 114,327,475,237,021.12/12,342,582.19
  6. Step 6: Final answer
    x = 9,262,849.01

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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.