Home / 17,158,421.52-25,737,617.76-4,378,925.28

Finding the Fourth Proportional to 17,158,421.52, 25,737,617.76 and 4,378,925.28

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Solution

The fourth proportional to 17,158,421.52, 25,737,617.76 and 4,378,925.28 is: 6,568,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,158,421.52 : 25,737,617.76 = 4,378,925.28 : x
  2. Step 2: Convert to fraction form
    17,158,421.52/25,737,617.76 = 4,378,925.28/x
  3. Step 3: Cross multiply
    17,158,421.52x = 25,737,617.76 × 4,378,925.28
  4. Step 4: Simplify right side
    17,158,421.52x = 112,703,105,056,240.98
  5. Step 5: Solve for x
    x = 112,703,105,056,240.98/17,158,421.52
  6. Step 6: Final answer
    x = 6,568,384.21

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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.