Home / 14,293,673.88-21,438,738.03-8,461,330.03

Finding the Fourth Proportional to 14,293,673.88, 21,438,738.03 and 8,461,330.03

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Solution

The fourth proportional to 14,293,673.88, 21,438,738.03 and 8,461,330.03 is: 12,690,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293,673.88 : 21,438,738.03 = 8,461,330.03 : x
  2. Step 2: Convert to fraction form
    14,293,673.88/21,438,738.03 = 8,461,330.03/x
  3. Step 3: Cross multiply
    14,293,673.88x = 21,438,738.03 × 8,461,330.03
  4. Step 4: Simplify right side
    14,293,673.88x = 181,400,237,909,475.47
  5. Step 5: Solve for x
    x = 181,400,237,909,475.47/14,293,673.88
  6. Step 6: Final answer
    x = 12,690,945.62

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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.