Home / 14,739,607.70-20,342,172.20-8,861,144.98

Finding the Fourth Proportional to 14,739,607.70, 20,342,172.20 and 8,861,144.98

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Solution

The fourth proportional to 14,739,607.70, 20,342,172.20 and 8,861,144.98 is: 12,229,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739,607.70 : 20,342,172.20 = 8,861,144.98 : x
  2. Step 2: Convert to fraction form
    14,739,607.70/20,342,172.20 = 8,861,144.98/x
  3. Step 3: Cross multiply
    14,739,607.70x = 20,342,172.20 × 8,861,144.98
  4. Step 4: Simplify right side
    14,739,607.70x = 180,254,937,072,325.56
  5. Step 5: Solve for x
    x = 180,254,937,072,325.56/14,739,607.70
  6. Step 6: Final answer
    x = 12,229,290.00

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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.