Home / 31,368,224.03-47,070,751.96-13,171,019.88

Finding the Fourth Proportional to 31,368,224.03, 47,070,751.96 and 13,171,019.88

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Solution

The fourth proportional to 31,368,224.03, 47,070,751.96 and 13,171,019.88 is: 19,764,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,368,224.03 : 47,070,751.96 = 13,171,019.88 : x
  2. Step 2: Convert to fraction form
    31,368,224.03/47,070,751.96 = 13,171,019.88/x
  3. Step 3: Cross multiply
    31,368,224.03x = 47,070,751.96 × 13,171,019.88
  4. Step 4: Simplify right side
    31,368,224.03x = 619,969,810,024,688
  5. Step 5: Solve for x
    x = 619,969,810,024,688/31,368,224.03
  6. Step 6: Final answer
    x = 19,764,262.38

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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.