Home / 47,968,669.05-71,953,016.00-13,430,159.30

Finding the Fourth Proportional to 47,968,669.05, 71,953,016.00 and 13,430,159.30

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Solution

The fourth proportional to 47,968,669.05, 71,953,016.00 and 13,430,159.30 is: 20,145,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,968,669.05 : 71,953,016.00 = 13,430,159.30 : x
  2. Step 2: Convert to fraction form
    47,968,669.05/71,953,016.00 = 13,430,159.30/x
  3. Step 3: Cross multiply
    47,968,669.05x = 71,953,016.00 × 13,430,159.30
  4. Step 4: Simplify right side
    47,968,669.05x = 966,340,466,568,533
  5. Step 5: Solve for x
    x = 966,340,466,568,533/47,968,669.05
  6. Step 6: Final answer
    x = 20,145,242.42

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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.