Home / 19,286,488.04-28,934,150.40-8,358,511.97

Finding the Fourth Proportional to 19,286,488.04, 28,934,150.40 and 8,358,511.97

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Solution

The fourth proportional to 19,286,488.04, 28,934,150.40 and 8,358,511.97 is: 12,539,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286,488.04 : 28,934,150.40 = 8,358,511.97 : x
  2. Step 2: Convert to fraction form
    19,286,488.04/28,934,150.40 = 8,358,511.97/x
  3. Step 3: Cross multiply
    19,286,488.04x = 28,934,150.40 × 8,358,511.97
  4. Step 4: Simplify right side
    19,286,488.04x = 241,846,442,460,180.28
  5. Step 5: Solve for x
    x = 241,846,442,460,180.28/19,286,488.04
  6. Step 6: Final answer
    x = 12,539,682.81

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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.