Home / 13,108,113.43-19,657,919.26-5,020,658.71

Finding the Fourth Proportional to 13,108,113.43, 19,657,919.26 and 5,020,658.71

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Solution

The fourth proportional to 13,108,113.43, 19,657,919.26 and 5,020,658.71 is: 7,529,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108,113.43 : 19,657,919.26 = 5,020,658.71 : x
  2. Step 2: Convert to fraction form
    13,108,113.43/19,657,919.26 = 5,020,658.71/x
  3. Step 3: Cross multiply
    13,108,113.43x = 19,657,919.26 × 5,020,658.71
  4. Step 4: Simplify right side
    13,108,113.43x = 98,695,703,553,195.77
  5. Step 5: Solve for x
    x = 98,695,703,553,195.77/13,108,113.43
  6. Step 6: Final answer
    x = 7,529,359.89

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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.