Home / 14,471,995.80-21,693,708.90-8,085,307.80

Finding the Fourth Proportional to 14,471,995.80, 21,693,708.90 and 8,085,307.80

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Solution

The fourth proportional to 14,471,995.80, 21,693,708.90 and 8,085,307.80 is: 12,119,980.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471,995.80 : 21,693,708.90 = 8,085,307.80 : x
  2. Step 2: Convert to fraction form
    14,471,995.80/21,693,708.90 = 8,085,307.80/x
  3. Step 3: Cross multiply
    14,471,995.80x = 21,693,708.90 × 8,085,307.80
  4. Step 4: Simplify right side
    14,471,995.80x = 175,400,313,780,099.41
  5. Step 5: Solve for x
    x = 175,400,313,780,099.41/14,471,995.80
  6. Step 6: Final answer
    x = 12,119,980.98

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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.