Home / 30,281,701.20-45,422,551.80-22,150,653.90

Finding the Fourth Proportional to 30,281,701.20, 45,422,551.80 and 22,150,653.90

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Solution

The fourth proportional to 30,281,701.20, 45,422,551.80 and 22,150,653.90 is: 33,225,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,701.20 : 45,422,551.80 = 22,150,653.90 : x
  2. Step 2: Convert to fraction form
    30,281,701.20/45,422,551.80 = 22,150,653.90/x
  3. Step 3: Cross multiply
    30,281,701.20x = 45,422,551.80 × 22,150,653.90
  4. Step 4: Simplify right side
    30,281,701.20x = 1,006,139,224,176,621.88
  5. Step 5: Solve for x
    x = 1,006,139,224,176,621.88/30,281,701.20
  6. Step 6: Final answer
    x = 33,225,980.85

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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.