Home / 20,225,267.10-30,337,900.65-13,422,822.30

Finding the Fourth Proportional to 20,225,267.10, 30,337,900.65 and 13,422,822.30

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Solution

The fourth proportional to 20,225,267.10, 30,337,900.65 and 13,422,822.30 is: 20,134,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225,267.10 : 30,337,900.65 = 13,422,822.30 : x
  2. Step 2: Convert to fraction form
    20,225,267.10/30,337,900.65 = 13,422,822.30/x
  3. Step 3: Cross multiply
    20,225,267.10x = 30,337,900.65 × 13,422,822.30
  4. Step 4: Simplify right side
    20,225,267.10x = 407,220,249,380,004.50
  5. Step 5: Solve for x
    x = 407,220,249,380,004.50/20,225,267.10
  6. Step 6: Final answer
    x = 20,134,233.45

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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.