Home / 51,716,105.70-77,574,158.55-17,638,563.30

Finding the Fourth Proportional to 51,716,105.70, 77,574,158.55 and 17,638,563.30

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Solution

The fourth proportional to 51,716,105.70, 77,574,158.55 and 17,638,563.30 is: 26,457,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716,105.70 : 77,574,158.55 = 17,638,563.30 : x
  2. Step 2: Convert to fraction form
    51,716,105.70/77,574,158.55 = 17,638,563.30/x
  3. Step 3: Cross multiply
    51,716,105.70x = 77,574,158.55 × 17,638,563.30
  4. Step 4: Simplify right side
    51,716,105.70x = 1,368,296,706,028,411.25
  5. Step 5: Solve for x
    x = 1,368,296,706,028,411.25/51,716,105.70
  6. Step 6: Final answer
    x = 26,457,844.95

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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.