Home / 14,684,923.50-20,264,006.37-8,490,367.65

Finding the Fourth Proportional to 14,684,923.50, 20,264,006.37 and 8,490,367.65

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Solution

The fourth proportional to 14,684,923.50, 20,264,006.37 and 8,490,367.65 is: 11,716,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684,923.50 : 20,264,006.37 = 8,490,367.65 : x
  2. Step 2: Convert to fraction form
    14,684,923.50/20,264,006.37 = 8,490,367.65/x
  3. Step 3: Cross multiply
    14,684,923.50x = 20,264,006.37 × 8,490,367.65
  4. Step 4: Simplify right side
    14,684,923.50x = 172,048,864,203,312.53
  5. Step 5: Solve for x
    x = 172,048,864,203,312.53/14,684,923.50
  6. Step 6: Final answer
    x = 11,716,020.46

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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.