Home / 37,579,806.21-56,355,883.43-12,981,473.49

Finding the Fourth Proportional to 37,579,806.21, 56,355,883.43 and 12,981,473.49

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Solution

The fourth proportional to 37,579,806.21, 56,355,883.43 and 12,981,473.49 is: 19,467,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,579,806.21 : 56,355,883.43 = 12,981,473.49 : x
  2. Step 2: Convert to fraction form
    37,579,806.21/56,355,883.43 = 12,981,473.49/x
  3. Step 3: Cross multiply
    37,579,806.21x = 56,355,883.43 × 12,981,473.49
  4. Step 4: Simplify right side
    37,579,806.21x = 731,582,406,687,167.88
  5. Step 5: Solve for x
    x = 731,582,406,687,167.88/37,579,806.21
  6. Step 6: Final answer
    x = 19,467,434.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.