Home / 13,742,813.93-20,616,755.09-4,521,305.66

Finding the Fourth Proportional to 13,742,813.93, 20,616,755.09 and 4,521,305.66

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Solution

The fourth proportional to 13,742,813.93, 20,616,755.09 and 4,521,305.66 is: 6,782,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742,813.93 : 20,616,755.09 = 4,521,305.66 : x
  2. Step 2: Convert to fraction form
    13,742,813.93/20,616,755.09 = 4,521,305.66/x
  3. Step 3: Cross multiply
    13,742,813.93x = 20,616,755.09 × 4,521,305.66
  4. Step 4: Simplify right side
    13,742,813.93x = 93,214,651,353,560.52
  5. Step 5: Solve for x
    x = 93,214,651,353,560.52/13,742,813.93
  6. Step 6: Final answer
    x = 6,782,792.22

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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.