Home / 22,421,325.57-30,941,429.45-12,108,048.66

Finding the Fourth Proportional to 22,421,325.57, 30,941,429.45 and 12,108,048.66

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Solution

The fourth proportional to 22,421,325.57, 30,941,429.45 and 12,108,048.66 is: 16,709,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,325.57 : 30,941,429.45 = 12,108,048.66 : x
  2. Step 2: Convert to fraction form
    22,421,325.57/30,941,429.45 = 12,108,048.66/x
  3. Step 3: Cross multiply
    22,421,325.57x = 30,941,429.45 × 12,108,048.66
  4. Step 4: Simplify right side
    22,421,325.57x = 374,640,333,330,016.81
  5. Step 5: Solve for x
    x = 374,640,333,330,016.81/22,421,325.57
  6. Step 6: Final answer
    x = 16,709,107.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.