Home / 11,110,465.60-16,665,698.40-7,748,468.80

Finding the Fourth Proportional to 11,110,465.60, 16,665,698.40 and 7,748,468.80

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Solution

The fourth proportional to 11,110,465.60, 16,665,698.40 and 7,748,468.80 is: 11,622,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110,465.60 : 16,665,698.40 = 7,748,468.80 : x
  2. Step 2: Convert to fraction form
    11,110,465.60/16,665,698.40 = 7,748,468.80/x
  3. Step 3: Cross multiply
    11,110,465.60x = 16,665,698.40 × 7,748,468.80
  4. Step 4: Simplify right side
    11,110,465.60x = 129,133,644,082,609.92
  5. Step 5: Solve for x
    x = 129,133,644,082,609.92/11,110,465.60
  6. Step 6: Final answer
    x = 11,622,703.20

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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.