Home / 13,909,234.47-19,194,457.62-7,713,281.33

Finding the Fourth Proportional to 13,909,234.47, 19,194,457.62 and 7,713,281.33

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Solution

The fourth proportional to 13,909,234.47, 19,194,457.62 and 7,713,281.33 is: 10,644,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,234.47 : 19,194,457.62 = 7,713,281.33 : x
  2. Step 2: Convert to fraction form
    13,909,234.47/19,194,457.62 = 7,713,281.33/x
  3. Step 3: Cross multiply
    13,909,234.47x = 19,194,457.62 × 7,713,281.33
  4. Step 4: Simplify right side
    13,909,234.47x = 148,052,251,599,822.25
  5. Step 5: Solve for x
    x = 148,052,251,599,822.25/13,909,234.47
  6. Step 6: Final answer
    x = 10,644,169.66

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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.