Home / 20,652,945.40-30,923,430.90-16,173,969.40

Finding the Fourth Proportional to 20,652,945.40, 30,923,430.90 and 16,173,969.40

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Solution

The fourth proportional to 20,652,945.40, 30,923,430.90 and 16,173,969.40 is: 24,217,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,652,945.40 : 30,923,430.90 = 16,173,969.40 : x
  2. Step 2: Convert to fraction form
    20,652,945.40/30,923,430.90 = 16,173,969.40/x
  3. Step 3: Cross multiply
    20,652,945.40x = 30,923,430.90 × 16,173,969.40
  4. Step 4: Simplify right side
    20,652,945.40x = 500,154,625,119,614.44
  5. Step 5: Solve for x
    x = 500,154,625,119,614.44/20,652,945.40
  6. Step 6: Final answer
    x = 24,217,108.77

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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.