Home / 21,460,715.56-29,600,796.90-14,573,240.20

Finding the Fourth Proportional to 21,460,715.56, 29,600,796.90 and 14,573,240.20

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Solution

The fourth proportional to 21,460,715.56, 29,600,796.90 and 14,573,240.20 is: 20,100,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460,715.56 : 29,600,796.90 = 14,573,240.20 : x
  2. Step 2: Convert to fraction form
    21,460,715.56/29,600,796.90 = 14,573,240.20/x
  3. Step 3: Cross multiply
    21,460,715.56x = 29,600,796.90 × 14,573,240.20
  4. Step 4: Simplify right side
    21,460,715.56x = 431,379,523,335,115.31
  5. Step 5: Solve for x
    x = 431,379,523,335,115.31/21,460,715.56
  6. Step 6: Final answer
    x = 20,100,891.89

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1.5x scale

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.