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Finding the Fourth Proportional to 7,597,704.40, 11,386,879.80 and 3,104,904.40

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Solution

The fourth proportional to 7,597,704.40, 11,386,879.80 and 3,104,904.40 is: 4,653,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,597,704.40 : 11,386,879.80 = 3,104,904.40 : x
  2. Step 2: Convert to fraction form
    7,597,704.40/11,386,879.80 = 3,104,904.40/x
  3. Step 3: Cross multiply
    7,597,704.40x = 11,386,879.80 × 3,104,904.40
  4. Step 4: Simplify right side
    7,597,704.40x = 35,355,173,193,291.12
  5. Step 5: Solve for x
    x = 35,355,173,193,291.12/7,597,704.40
  6. Step 6: Final answer
    x = 4,653,402.05

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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.