Home / 13,464,931.29-20,227,290.51-8,351,140.26

Finding the Fourth Proportional to 13,464,931.29, 20,227,290.51 and 8,351,140.26

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Solution

The fourth proportional to 13,464,931.29, 20,227,290.51 and 8,351,140.26 is: 12,545,250.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,931.29 : 20,227,290.51 = 8,351,140.26 : x
  2. Step 2: Convert to fraction form
    13,464,931.29/20,227,290.51 = 8,351,140.26/x
  3. Step 3: Cross multiply
    13,464,931.29x = 20,227,290.51 × 8,351,140.26
  4. Step 4: Simplify right side
    13,464,931.29x = 168,920,940,128,776.94
  5. Step 5: Solve for x
    x = 168,920,940,128,776.94/13,464,931.29
  6. Step 6: Final answer
    x = 12,545,250.81

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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.