Home / 30,311,524.80-45,482,644.80-13,272,364.80

Finding the Fourth Proportional to 30,311,524.80, 45,482,644.80 and 13,272,364.80

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Solution

The fourth proportional to 30,311,524.80, 45,482,644.80 and 13,272,364.80 is: 19,915,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311,524.80 : 45,482,644.80 = 13,272,364.80 : x
  2. Step 2: Convert to fraction form
    30,311,524.80/45,482,644.80 = 13,272,364.80/x
  3. Step 3: Cross multiply
    30,311,524.80x = 45,482,644.80 × 13,272,364.80
  4. Step 4: Simplify right side
    30,311,524.80x = 603,662,253,854,423
  5. Step 5: Solve for x
    x = 603,662,253,854,423/30,311,524.80
  6. Step 6: Final answer
    x = 19,915,271.76

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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.