Home / 13,163,430.30-19,745,145.45-11,483,814.30

Finding the Fourth Proportional to 13,163,430.30, 19,745,145.45 and 11,483,814.30

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Solution

The fourth proportional to 13,163,430.30, 19,745,145.45 and 11,483,814.30 is: 17,225,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163,430.30 : 19,745,145.45 = 11,483,814.30 : x
  2. Step 2: Convert to fraction form
    13,163,430.30/19,745,145.45 = 11,483,814.30/x
  3. Step 3: Cross multiply
    13,163,430.30x = 19,745,145.45 × 11,483,814.30
  4. Step 4: Simplify right side
    13,163,430.30x = 226,749,583,674,289.94
  5. Step 5: Solve for x
    x = 226,749,583,674,289.94/13,163,430.30
  6. Step 6: Final answer
    x = 17,225,721.45

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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.