Home / 20,833,231.70-31,249,847.55-17,473,999.70

Finding the Fourth Proportional to 20,833,231.70, 31,249,847.55 and 17,473,999.70

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Solution

The fourth proportional to 20,833,231.70, 31,249,847.55 and 17,473,999.70 is: 26,210,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,833,231.70 : 31,249,847.55 = 17,473,999.70 : x
  2. Step 2: Convert to fraction form
    20,833,231.70/31,249,847.55 = 17,473,999.70/x
  3. Step 3: Cross multiply
    20,833,231.70x = 31,249,847.55 × 17,473,999.70
  4. Step 4: Simplify right side
    20,833,231.70x = 546,059,826,713,745.75
  5. Step 5: Solve for x
    x = 546,059,826,713,745.75/20,833,231.70
  6. Step 6: Final answer
    x = 26,210,999.55

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1.5x scale

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.