Home / 19,928,400.60-29,892,600.90-6,465,228.60

Finding the Fourth Proportional to 19,928,400.60, 29,892,600.90 and 6,465,228.60

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Solution

The fourth proportional to 19,928,400.60, 29,892,600.90 and 6,465,228.60 is: 9,697,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,400.60 : 29,892,600.90 = 6,465,228.60 : x
  2. Step 2: Convert to fraction form
    19,928,400.60/29,892,600.90 = 6,465,228.60/x
  3. Step 3: Cross multiply
    19,928,400.60x = 29,892,600.90 × 6,465,228.60
  4. Step 4: Simplify right side
    19,928,400.60x = 193,262,498,267,065.72
  5. Step 5: Solve for x
    x = 193,262,498,267,065.72/19,928,400.60
  6. Step 6: Final answer
    x = 9,697,842.90

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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.