Home / 14,651,559.31-20,219,152.03-8,213,031.31

Finding the Fourth Proportional to 14,651,559.31, 20,219,152.03 and 8,213,031.31

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Solution

The fourth proportional to 14,651,559.31, 20,219,152.03 and 8,213,031.31 is: 11,333,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651,559.31 : 20,219,152.03 = 8,213,031.31 : x
  2. Step 2: Convert to fraction form
    14,651,559.31/20,219,152.03 = 8,213,031.31/x
  3. Step 3: Cross multiply
    14,651,559.31x = 20,219,152.03 × 8,213,031.31
  4. Step 4: Simplify right side
    14,651,559.31x = 166,060,528,744,854.22
  5. Step 5: Solve for x
    x = 166,060,528,744,854.22/14,651,559.31
  6. Step 6: Final answer
    x = 11,333,983.31

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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.