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Finding the Fourth Proportional to 6,597,751.52, 9,879,826.80 and 4,347,066.08

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Solution

The fourth proportional to 6,597,751.52, 9,879,826.80 and 4,347,066.08 is: 6,509,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,597,751.52 : 9,879,826.80 = 4,347,066.08 : x
  2. Step 2: Convert to fraction form
    6,597,751.52/9,879,826.80 = 4,347,066.08/x
  3. Step 3: Cross multiply
    6,597,751.52x = 9,879,826.80 × 4,347,066.08
  4. Step 4: Simplify right side
    6,597,751.52x = 42,948,259,958,554.95
  5. Step 5: Solve for x
    x = 42,948,259,958,554.95/6,597,751.52
  6. Step 6: Final answer
    x = 6,509,529.77

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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.