Home / 14,527,012.05-20,048,182.61-8,000,639.80

Finding the Fourth Proportional to 14,527,012.05, 20,048,182.61 and 8,000,639.80

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Solution

The fourth proportional to 14,527,012.05, 20,048,182.61 and 8,000,639.80 is: 11,041,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527,012.05 : 20,048,182.61 = 8,000,639.80 : x
  2. Step 2: Convert to fraction form
    14,527,012.05/20,048,182.61 = 8,000,639.80/x
  3. Step 3: Cross multiply
    14,527,012.05x = 20,048,182.61 × 8,000,639.80
  4. Step 4: Simplify right side
    14,527,012.05x = 160,398,287,617,110.22
  5. Step 5: Solve for x
    x = 160,398,287,617,110.22/14,527,012.05
  6. Step 6: Final answer
    x = 11,041,381.88

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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.