Home / 11,768,870.20-16,241,235.12-6,470,789

Finding the Fourth Proportional to 11,768,870.20, 16,241,235.12 and 6,470,789

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Solution

The fourth proportional to 11,768,870.20, 16,241,235.12 and 6,470,789 is: 8,929,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768,870.20 : 16,241,235.12 = 6,470,789 : x
  2. Step 2: Convert to fraction form
    11,768,870.20/16,241,235.12 = 6,470,789/x
  3. Step 3: Cross multiply
    11,768,870.20x = 16,241,235.12 × 6,470,789
  4. Step 4: Simplify right side
    11,768,870.20x = 105,093,605,560,909.67
  5. Step 5: Solve for x
    x = 105,093,605,560,909.67/11,768,870.20
  6. Step 6: Final answer
    x = 8,929,795.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.