Home / 13,769,604.48-19,002,417.84-7,574,815.20

Finding the Fourth Proportional to 13,769,604.48, 19,002,417.84 and 7,574,815.20

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Solution

The fourth proportional to 13,769,604.48, 19,002,417.84 and 7,574,815.20 is: 10,453,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,604.48 : 19,002,417.84 = 7,574,815.20 : x
  2. Step 2: Convert to fraction form
    13,769,604.48/19,002,417.84 = 7,574,815.20/x
  3. Step 3: Cross multiply
    13,769,604.48x = 19,002,417.84 × 7,574,815.20
  4. Step 4: Simplify right side
    13,769,604.48x = 143,939,803,491,183.16
  5. Step 5: Solve for x
    x = 143,939,803,491,183.16/13,769,604.48
  6. Step 6: Final answer
    x = 10,453,445.03

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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.