Home / 14,749,568.40-20,354,489.69-8,223,604.14

Finding the Fourth Proportional to 14,749,568.40, 20,354,489.69 and 8,223,604.14

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Solution

The fourth proportional to 14,749,568.40, 20,354,489.69 and 8,223,604.14 is: 11,348,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749,568.40 : 20,354,489.69 = 8,223,604.14 : x
  2. Step 2: Convert to fraction form
    14,749,568.40/20,354,489.69 = 8,223,604.14/x
  3. Step 3: Cross multiply
    14,749,568.40x = 20,354,489.69 × 8,223,604.14
  4. Step 4: Simplify right side
    14,749,568.40x = 167,387,265,641,153.28
  5. Step 5: Solve for x
    x = 167,387,265,641,153.28/14,749,568.40
  6. Step 6: Final answer
    x = 11,348,621.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.