Home / 14,648,996-20,213,451.48-8,122,672.94

Finding the Fourth Proportional to 14,648,996, 20,213,451.48 and 8,122,672.94

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Solution

The fourth proportional to 14,648,996, 20,213,451.48 and 8,122,672.94 is: 11,208,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,996 : 20,213,451.48 = 8,122,672.94 : x
  2. Step 2: Convert to fraction form
    14,648,996/20,213,451.48 = 8,122,672.94/x
  3. Step 3: Cross multiply
    14,648,996x = 20,213,451.48 × 8,122,672.94
  4. Step 4: Simplify right side
    14,648,996x = 164,187,255,360,598.97
  5. Step 5: Solve for x
    x = 164,187,255,360,598.97/14,648,996
  6. Step 6: Final answer
    x = 11,208,089.30

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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.