Home / 14,184,461.80-21,270,471.90-5,661,965.80

Finding the Fourth Proportional to 14,184,461.80, 21,270,471.90 and 5,661,965.80

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Solution

The fourth proportional to 14,184,461.80, 21,270,471.90 and 5,661,965.80 is: 8,490,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184,461.80 : 21,270,471.90 = 5,661,965.80 : x
  2. Step 2: Convert to fraction form
    14,184,461.80/21,270,471.90 = 5,661,965.80/x
  3. Step 3: Cross multiply
    14,184,461.80x = 21,270,471.90 × 5,661,965.80
  4. Step 4: Simplify right side
    14,184,461.80x = 120,432,684,447,661
  5. Step 5: Solve for x
    x = 120,432,684,447,661/14,184,461.80
  6. Step 6: Final answer
    x = 8,490,465.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.