Home / 14,656,954.83-20,223,568.80-8,461,894.20

Finding the Fourth Proportional to 14,656,954.83, 20,223,568.80 and 8,461,894.20

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Solution

The fourth proportional to 14,656,954.83, 20,223,568.80 and 8,461,894.20 is: 11,675,665.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,954.83 : 20,223,568.80 = 8,461,894.20 : x
  2. Step 2: Convert to fraction form
    14,656,954.83/20,223,568.80 = 8,461,894.20/x
  3. Step 3: Cross multiply
    14,656,954.83x = 20,223,568.80 × 8,461,894.20
  4. Step 4: Simplify right side
    14,656,954.83x = 171,129,699,532,020.94
  5. Step 5: Solve for x
    x = 171,129,699,532,020.94/14,656,954.83
  6. Step 6: Final answer
    x = 11,675,665.34

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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.