Home / 13,443,357.48-20,165,005.47-5,762,021.63

Finding the Fourth Proportional to 13,443,357.48, 20,165,005.47 and 5,762,021.63

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Solution

The fourth proportional to 13,443,357.48, 20,165,005.47 and 5,762,021.63 is: 8,643,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,357.48 : 20,165,005.47 = 5,762,021.63 : x
  2. Step 2: Convert to fraction form
    13,443,357.48/20,165,005.47 = 5,762,021.63/x
  3. Step 3: Cross multiply
    13,443,357.48x = 20,165,005.47 × 5,762,021.63
  4. Step 4: Simplify right side
    13,443,357.48x = 116,191,197,586,383.28
  5. Step 5: Solve for x
    x = 116,191,197,586,383.28/13,443,357.48
  6. Step 6: Final answer
    x = 8,643,019.26

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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.