Home / 13,909,234.70-19,194,457.92-7,713,281.55

Finding the Fourth Proportional to 13,909,234.70, 19,194,457.92 and 7,713,281.55

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Solution

The fourth proportional to 13,909,234.70, 19,194,457.92 and 7,713,281.55 is: 10,644,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,234.70 : 19,194,457.92 = 7,713,281.55 : x
  2. Step 2: Convert to fraction form
    13,909,234.70/19,194,457.92 = 7,713,281.55/x
  3. Step 3: Cross multiply
    13,909,234.70x = 19,194,457.92 × 7,713,281.55
  4. Step 4: Simplify right side
    13,909,234.70x = 148,052,258,136,587.38
  5. Step 5: Solve for x
    x = 148,052,258,136,587.38/13,909,234.70
  6. Step 6: Final answer
    x = 10,644,169.96

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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.