Home / 13,937,308.89-20,899,461.80-5,303,016.49

Finding the Fourth Proportional to 13,937,308.89, 20,899,461.80 and 5,303,016.49

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Solution

The fourth proportional to 13,937,308.89, 20,899,461.80 and 5,303,016.49 is: 7,952,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937,308.89 : 20,899,461.80 = 5,303,016.49 : x
  2. Step 2: Convert to fraction form
    13,937,308.89/20,899,461.80 = 5,303,016.49/x
  3. Step 3: Cross multiply
    13,937,308.89x = 20,899,461.80 × 5,303,016.49
  4. Step 4: Simplify right side
    13,937,308.89x = 110,830,190,527,896.28
  5. Step 5: Solve for x
    x = 110,830,190,527,896.28/13,937,308.89
  6. Step 6: Final answer
    x = 7,952,050.96

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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.