Home / 11,112,078.30-16,668,117.45-6,558,452.70

Finding the Fourth Proportional to 11,112,078.30, 16,668,117.45 and 6,558,452.70

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Solution

The fourth proportional to 11,112,078.30, 16,668,117.45 and 6,558,452.70 is: 9,837,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112,078.30 : 16,668,117.45 = 6,558,452.70 : x
  2. Step 2: Convert to fraction form
    11,112,078.30/16,668,117.45 = 6,558,452.70/x
  3. Step 3: Cross multiply
    11,112,078.30x = 16,668,117.45 × 6,558,452.70
  4. Step 4: Simplify right side
    11,112,078.30x = 109,317,059,893,869.61
  5. Step 5: Solve for x
    x = 109,317,059,893,869.61/11,112,078.30
  6. Step 6: Final answer
    x = 9,837,679.05

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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.