Home / 14,651,559.50-20,219,152.29-8,213,031.50

Finding the Fourth Proportional to 14,651,559.50, 20,219,152.29 and 8,213,031.50

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Solution

The fourth proportional to 14,651,559.50, 20,219,152.29 and 8,213,031.50 is: 11,333,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651,559.50 : 20,219,152.29 = 8,213,031.50 : x
  2. Step 2: Convert to fraction form
    14,651,559.50/20,219,152.29 = 8,213,031.50/x
  3. Step 3: Cross multiply
    14,651,559.50x = 20,219,152.29 × 8,213,031.50
  4. Step 4: Simplify right side
    14,651,559.50x = 166,060,534,661,067.12
  5. Step 5: Solve for x
    x = 166,060,534,661,067.12/14,651,559.50
  6. Step 6: Final answer
    x = 11,333,983.57

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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.