Home / 14,503,613.63-20,015,365.50-7,977,414.41

Finding the Fourth Proportional to 14,503,613.63, 20,015,365.50 and 7,977,414.41

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Solution

The fourth proportional to 14,503,613.63, 20,015,365.50 and 7,977,414.41 is: 11,009,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503,613.63 : 20,015,365.50 = 7,977,414.41 : x
  2. Step 2: Convert to fraction form
    14,503,613.63/20,015,365.50 = 7,977,414.41/x
  3. Step 3: Cross multiply
    14,503,613.63x = 20,015,365.50 × 7,977,414.41
  4. Step 4: Simplify right side
    14,503,613.63x = 159,670,865,061,040.03
  5. Step 5: Solve for x
    x = 159,670,865,061,040.03/14,503,613.63
  6. Step 6: Final answer
    x = 11,009,040.17

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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.