Home / 18,066,663.74-24,932,019.93-9,806,720.69

Finding the Fourth Proportional to 18,066,663.74, 24,932,019.93 and 9,806,720.69

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Solution

The fourth proportional to 18,066,663.74, 24,932,019.93 and 9,806,720.69 is: 13,533,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066,663.74 : 24,932,019.93 = 9,806,720.69 : x
  2. Step 2: Convert to fraction form
    18,066,663.74/24,932,019.93 = 9,806,720.69/x
  3. Step 3: Cross multiply
    18,066,663.74x = 24,932,019.93 × 9,806,720.69
  4. Step 4: Simplify right side
    18,066,663.74x = 244,501,355,691,023.34
  5. Step 5: Solve for x
    x = 244,501,355,691,023.34/18,066,663.74
  6. Step 6: Final answer
    x = 13,533,287.56

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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.