Home / 13,252,898.80-19,879,348.20-6,865,109.20

Finding the Fourth Proportional to 13,252,898.80, 19,879,348.20 and 6,865,109.20

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Solution

The fourth proportional to 13,252,898.80, 19,879,348.20 and 6,865,109.20 is: 10,297,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252,898.80 : 19,879,348.20 = 6,865,109.20 : x
  2. Step 2: Convert to fraction form
    13,252,898.80/19,879,348.20 = 6,865,109.20/x
  3. Step 3: Cross multiply
    13,252,898.80x = 19,879,348.20 × 6,865,109.20
  4. Step 4: Simplify right side
    13,252,898.80x = 136,473,896,217,823.44
  5. Step 5: Solve for x
    x = 136,473,896,217,823.44/13,252,898.80
  6. Step 6: Final answer
    x = 10,297,663.80

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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.