Home / 37,986,126.48-52,420,900.86-20,582,457.96

Finding the Fourth Proportional to 37,986,126.48, 52,420,900.86 and 20,582,457.96

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Solution

The fourth proportional to 37,986,126.48, 52,420,900.86 and 20,582,457.96 is: 28,403,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986,126.48 : 52,420,900.86 = 20,582,457.96 : x
  2. Step 2: Convert to fraction form
    37,986,126.48/52,420,900.86 = 20,582,457.96/x
  3. Step 3: Cross multiply
    37,986,126.48x = 52,420,900.86 × 20,582,457.96
  4. Step 4: Simplify right side
    37,986,126.48x = 1,078,950,988,176,277.88
  5. Step 5: Solve for x
    x = 1,078,950,988,176,277.88/37,986,126.48
  6. Step 6: Final answer
    x = 28,403,817.08

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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.