Home / 13,638,995.59-20,461,188.47-5,003,176.23

Finding the Fourth Proportional to 13,638,995.59, 20,461,188.47 and 5,003,176.23

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Solution

The fourth proportional to 13,638,995.59, 20,461,188.47 and 5,003,176.23 is: 7,505,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,638,995.59 : 20,461,188.47 = 5,003,176.23 : x
  2. Step 2: Convert to fraction form
    13,638,995.59/20,461,188.47 = 5,003,176.23/x
  3. Step 3: Cross multiply
    13,638,995.59x = 20,461,188.47 × 5,003,176.23
  4. Step 4: Simplify right side
    13,638,995.59x = 102,370,931,790,654.08
  5. Step 5: Solve for x
    x = 102,370,931,790,654.08/13,638,995.59
  6. Step 6: Final answer
    x = 7,505,752.98

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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.