Home / 13,909,234.20-19,194,457.23-7,713,281.05

Finding the Fourth Proportional to 13,909,234.20, 19,194,457.23 and 7,713,281.05

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Solution

The fourth proportional to 13,909,234.20, 19,194,457.23 and 7,713,281.05 is: 10,644,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,234.20 : 19,194,457.23 = 7,713,281.05 : x
  2. Step 2: Convert to fraction form
    13,909,234.20/19,194,457.23 = 7,713,281.05/x
  3. Step 3: Cross multiply
    13,909,234.20x = 19,194,457.23 × 7,713,281.05
  4. Step 4: Simplify right side
    13,909,234.20x = 148,052,243,217,194.50
  5. Step 5: Solve for x
    x = 148,052,243,217,194.50/13,909,234.20
  6. Step 6: Final answer
    x = 10,644,169.27

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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.