Home / 7,815,325.80-11,702,798.82-5,393,952.84

Finding the Fourth Proportional to 7,815,325.80, 11,702,798.82 and 5,393,952.84

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Solution

The fourth proportional to 7,815,325.80, 11,702,798.82 and 5,393,952.84 is: 8,076,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,325.80 : 11,702,798.82 = 5,393,952.84 : x
  2. Step 2: Convert to fraction form
    7,815,325.80/11,702,798.82 = 5,393,952.84/x
  3. Step 3: Cross multiply
    7,815,325.80x = 11,702,798.82 × 5,393,952.84
  4. Step 4: Simplify right side
    7,815,325.80x = 63,124,344,931,087.65
  5. Step 5: Solve for x
    x = 63,124,344,931,087.65/7,815,325.80
  6. Step 6: Final answer
    x = 8,076,994.68

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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.