Home / 13,893,035.40-20,837,661.30-3,657,038.04

Finding the Fourth Proportional to 13,893,035.40, 20,837,661.30 and 3,657,038.04

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Solution

The fourth proportional to 13,893,035.40, 20,837,661.30 and 3,657,038.04 is: 5,485,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893,035.40 : 20,837,661.30 = 3,657,038.04 : x
  2. Step 2: Convert to fraction form
    13,893,035.40/20,837,661.30 = 3,657,038.04/x
  3. Step 3: Cross multiply
    13,893,035.40x = 20,837,661.30 × 3,657,038.04
  4. Step 4: Simplify right side
    13,893,035.40x = 76,204,120,038,735.86
  5. Step 5: Solve for x
    x = 76,204,120,038,735.86/13,893,035.40
  6. Step 6: Final answer
    x = 5,485,059.08

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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.