Home / 19,656,009.45-29,484,014.18-12,853,564.65

Finding the Fourth Proportional to 19,656,009.45, 29,484,014.18 and 12,853,564.65

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Solution

The fourth proportional to 19,656,009.45, 29,484,014.18 and 12,853,564.65 is: 19,280,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656,009.45 : 29,484,014.18 = 12,853,564.65 : x
  2. Step 2: Convert to fraction form
    19,656,009.45/29,484,014.18 = 12,853,564.65/x
  3. Step 3: Cross multiply
    19,656,009.45x = 29,484,014.18 × 12,853,564.65
  4. Step 4: Simplify right side
    19,656,009.45x = 378,974,682,339,878.94
  5. Step 5: Solve for x
    x = 378,974,682,339,878.94/19,656,009.45
  6. Step 6: Final answer
    x = 19,280,346.98

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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.