Home / 28,331,861.63-39,097,969.04-16,108,718.63

Finding the Fourth Proportional to 28,331,861.63, 39,097,969.04 and 16,108,718.63

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Solution

The fourth proportional to 28,331,861.63, 39,097,969.04 and 16,108,718.63 is: 22,230,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,861.63 : 39,097,969.04 = 16,108,718.63 : x
  2. Step 2: Convert to fraction form
    28,331,861.63/39,097,969.04 = 16,108,718.63/x
  3. Step 3: Cross multiply
    28,331,861.63x = 39,097,969.04 × 16,108,718.63
  4. Step 4: Simplify right side
    28,331,861.63x = 629,818,182,114,593.12
  5. Step 5: Solve for x
    x = 629,818,182,114,593.12/28,331,861.63
  6. Step 6: Final answer
    x = 22,230,031.70

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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.