Home / 11,270,666.40-16,915,330.80-5,214,717.60

Finding the Fourth Proportional to 11,270,666.40, 16,915,330.80 and 5,214,717.60

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Solution

The fourth proportional to 11,270,666.40, 16,915,330.80 and 5,214,717.60 is: 7,826,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270,666.40 : 16,915,330.80 = 5,214,717.60 : x
  2. Step 2: Convert to fraction form
    11,270,666.40/16,915,330.80 = 5,214,717.60/x
  3. Step 3: Cross multiply
    11,270,666.40x = 16,915,330.80 × 5,214,717.60
  4. Step 4: Simplify right side
    11,270,666.40x = 88,208,673,232,582.08
  5. Step 5: Solve for x
    x = 88,208,673,232,582.08/11,270,666.40
  6. Step 6: Final answer
    x = 7,826,393.76

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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.