Home / 14,541,216.22-20,065,698.57-8,430,038.38

Finding the Fourth Proportional to 14,541,216.22, 20,065,698.57 and 8,430,038.38

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Solution

The fourth proportional to 14,541,216.22, 20,065,698.57 and 8,430,038.38 is: 11,632,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541,216.22 : 20,065,698.57 = 8,430,038.38 : x
  2. Step 2: Convert to fraction form
    14,541,216.22/20,065,698.57 = 8,430,038.38/x
  3. Step 3: Cross multiply
    14,541,216.22x = 20,065,698.57 × 8,430,038.38
  4. Step 4: Simplify right side
    14,541,216.22x = 169,154,609,066,611.12
  5. Step 5: Solve for x
    x = 169,154,609,066,611.12/14,541,216.22
  6. Step 6: Final answer
    x = 11,632,768.99

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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.