Home / 13,697,491.70-20,545,739.21-4,112,621.10

Finding the Fourth Proportional to 13,697,491.70, 20,545,739.21 and 4,112,621.10

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Solution

The fourth proportional to 13,697,491.70, 20,545,739.21 and 4,112,621.10 is: 6,168,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,491.70 : 20,545,739.21 = 4,112,621.10 : x
  2. Step 2: Convert to fraction form
    13,697,491.70/20,545,739.21 = 4,112,621.10/x
  3. Step 3: Cross multiply
    13,697,491.70x = 20,545,739.21 × 4,112,621.10
  4. Step 4: Simplify right side
    13,697,491.70x = 84,496,840,569,580.22
  5. Step 5: Solve for x
    x = 84,496,840,569,580.22/13,697,491.70
  6. Step 6: Final answer
    x = 6,168,782.03

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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.