Home / 36,935,972.70-50,971,595.67-20,638,448.70

Finding the Fourth Proportional to 36,935,972.70, 50,971,595.67 and 20,638,448.70

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Solution

The fourth proportional to 36,935,972.70, 50,971,595.67 and 20,638,448.70 is: 28,481,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,935,972.70 : 50,971,595.67 = 20,638,448.70 : x
  2. Step 2: Convert to fraction form
    36,935,972.70/50,971,595.67 = 20,638,448.70/x
  3. Step 3: Cross multiply
    36,935,972.70x = 50,971,595.67 × 20,638,448.70
  4. Step 4: Simplify right side
    36,935,972.70x = 1,051,974,662,392,437.12
  5. Step 5: Solve for x
    x = 1,051,974,662,392,437.12/36,935,972.70
  6. Step 6: Final answer
    x = 28,481,033.14

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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.