Home / 10,620,189.40-14,650,555.50-6,704,797.83

Finding the Fourth Proportional to 10,620,189.40, 14,650,555.50 and 6,704,797.83

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Solution

The fourth proportional to 10,620,189.40, 14,650,555.50 and 6,704,797.83 is: 9,249,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620,189.40 : 14,650,555.50 = 6,704,797.83 : x
  2. Step 2: Convert to fraction form
    10,620,189.40/14,650,555.50 = 6,704,797.83/x
  3. Step 3: Cross multiply
    10,620,189.40x = 14,650,555.50 × 6,704,797.83
  4. Step 4: Simplify right side
    10,620,189.40x = 98,229,012,724,694.56
  5. Step 5: Solve for x
    x = 98,229,012,724,694.56/10,620,189.40
  6. Step 6: Final answer
    x = 9,249,271.27

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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.