Home / 47,859,933.13-71,785,471.03-13,316,858.62

Finding the Fourth Proportional to 47,859,933.13, 71,785,471.03 and 13,316,858.62

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Solution

The fourth proportional to 47,859,933.13, 71,785,471.03 and 13,316,858.62 is: 19,974,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859,933.13 : 71,785,471.03 = 13,316,858.62 : x
  2. Step 2: Convert to fraction form
    47,859,933.13/71,785,471.03 = 13,316,858.62/x
  3. Step 3: Cross multiply
    47,859,933.13x = 71,785,471.03 × 13,316,858.62
  4. Step 4: Simplify right side
    47,859,933.13x = 955,956,968,959,195.25
  5. Step 5: Solve for x
    x = 955,956,968,959,195.25/47,859,933.13
  6. Step 6: Final answer
    x = 19,974,055.67

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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.