Home / 13,263,711.72-19,895,567.52-3,679,090.26

Finding the Fourth Proportional to 13,263,711.72, 19,895,567.52 and 3,679,090.26

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Solution

The fourth proportional to 13,263,711.72, 19,895,567.52 and 3,679,090.26 is: 5,518,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,711.72 : 19,895,567.52 = 3,679,090.26 : x
  2. Step 2: Convert to fraction form
    13,263,711.72/19,895,567.52 = 3,679,090.26/x
  3. Step 3: Cross multiply
    13,263,711.72x = 19,895,567.52 × 3,679,090.26
  4. Step 4: Simplify right side
    13,263,711.72x = 73,197,588,680,004.34
  5. Step 5: Solve for x
    x = 73,197,588,680,004.34/13,263,711.72
  6. Step 6: Final answer
    x = 5,518,635.37

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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.