Home / 14,995,813.56-20,694,423.47-8,380,111.22

Finding the Fourth Proportional to 14,995,813.56, 20,694,423.47 and 8,380,111.22

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Solution

The fourth proportional to 14,995,813.56, 20,694,423.47 and 8,380,111.22 is: 11,564,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995,813.56 : 20,694,423.47 = 8,380,111.22 : x
  2. Step 2: Convert to fraction form
    14,995,813.56/20,694,423.47 = 8,380,111.22/x
  3. Step 3: Cross multiply
    14,995,813.56x = 20,694,423.47 × 8,380,111.22
  4. Step 4: Simplify right side
    14,995,813.56x = 173,421,570,312,378.31
  5. Step 5: Solve for x
    x = 173,421,570,312,378.31/14,995,813.56
  6. Step 6: Final answer
    x = 11,564,665.67

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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.