Home / 14,776,450.64-20,391,909-8,249,829.20

Finding the Fourth Proportional to 14,776,450.64, 20,391,909 and 8,249,829.20

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Solution

The fourth proportional to 14,776,450.64, 20,391,909 and 8,249,829.20 is: 11,384,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776,450.64 : 20,391,909 = 8,249,829.20 : x
  2. Step 2: Convert to fraction form
    14,776,450.64/20,391,909 = 8,249,829.20/x
  3. Step 3: Cross multiply
    14,776,450.64x = 20,391,909 × 8,249,829.20
  4. Step 4: Simplify right side
    14,776,450.64x = 168,229,766,311,942.81
  5. Step 5: Solve for x
    x = 168,229,766,311,942.81/14,776,450.64
  6. Step 6: Final answer
    x = 11,384,991.59

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1.5x scale

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.