Home / 30,131,818.24-45,217,633.68-14,176,710.40

Finding the Fourth Proportional to 30,131,818.24, 45,217,633.68 and 14,176,710.40

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Solution

The fourth proportional to 30,131,818.24, 45,217,633.68 and 14,176,710.40 is: 21,274,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131,818.24 : 45,217,633.68 = 14,176,710.40 : x
  2. Step 2: Convert to fraction form
    30,131,818.24/45,217,633.68 = 14,176,710.40/x
  3. Step 3: Cross multiply
    30,131,818.24x = 45,217,633.68 × 14,176,710.40
  4. Step 4: Simplify right side
    30,131,818.24x = 641,037,297,654,646.25
  5. Step 5: Solve for x
    x = 641,037,297,654,646.25/30,131,818.24
  6. Step 6: Final answer
    x = 21,274,431.32

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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.