Home / 17,243,155.69-25,865,344.46-4,289,373.79

Finding the Fourth Proportional to 17,243,155.69, 25,865,344.46 and 4,289,373.79

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Solution

The fourth proportional to 17,243,155.69, 25,865,344.46 and 4,289,373.79 is: 6,434,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243,155.69 : 25,865,344.46 = 4,289,373.79 : x
  2. Step 2: Convert to fraction form
    17,243,155.69/25,865,344.46 = 4,289,373.79/x
  3. Step 3: Cross multiply
    17,243,155.69x = 25,865,344.46 × 4,289,373.79
  4. Step 4: Simplify right side
    17,243,155.69x = 110,946,130,596,045.70
  5. Step 5: Solve for x
    x = 110,946,130,596,045.70/17,243,155.69
  6. Step 6: Final answer
    x = 6,434,212.66

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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.