Home / 30,404,480.70-45,606,709.56-12,208,670.46

Finding the Fourth Proportional to 30,404,480.70, 45,606,709.56 and 12,208,670.46

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Solution

The fourth proportional to 30,404,480.70, 45,606,709.56 and 12,208,670.46 is: 18,313,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,480.70 : 45,606,709.56 = 12,208,670.46 : x
  2. Step 2: Convert to fraction form
    30,404,480.70/45,606,709.56 = 12,208,670.46/x
  3. Step 3: Cross multiply
    30,404,480.70x = 45,606,709.56 × 12,208,670.46
  4. Step 4: Simplify right side
    30,404,480.70x = 556,797,287,782,971.69
  5. Step 5: Solve for x
    x = 556,797,287,782,971.69/30,404,480.70
  6. Step 6: Final answer
    x = 18,313,001.08

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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.