Home / 19,197,941.70-28,812,658.95-18,568,085.70

Finding the Fourth Proportional to 19,197,941.70, 28,812,658.95 and 18,568,085.70

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Solution

The fourth proportional to 19,197,941.70, 28,812,658.95 and 18,568,085.70 is: 27,867,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197,941.70 : 28,812,658.95 = 18,568,085.70 : x
  2. Step 2: Convert to fraction form
    19,197,941.70/28,812,658.95 = 18,568,085.70/x
  3. Step 3: Cross multiply
    19,197,941.70x = 28,812,658.95 × 18,568,085.70
  4. Step 4: Simplify right side
    19,197,941.70x = 534,995,920,628,472
  5. Step 5: Solve for x
    x = 534,995,920,628,472/19,197,941.70
  6. Step 6: Final answer
    x = 27,867,358.33

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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.