Home / 19,429,597.80-29,162,022.30-9,851,639.40

Finding the Fourth Proportional to 19,429,597.80, 29,162,022.30 and 9,851,639.40

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Solution

The fourth proportional to 19,429,597.80, 29,162,022.30 and 9,851,639.40 is: 14,786,396.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429,597.80 : 29,162,022.30 = 9,851,639.40 : x
  2. Step 2: Convert to fraction form
    19,429,597.80/29,162,022.30 = 9,851,639.40/x
  3. Step 3: Cross multiply
    19,429,597.80x = 29,162,022.30 × 9,851,639.40
  4. Step 4: Simplify right side
    19,429,597.80x = 287,293,727,874,358.62
  5. Step 5: Solve for x
    x = 287,293,727,874,358.62/19,429,597.80
  6. Step 6: Final answer
    x = 14,786,396.04

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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.